81525444

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{617}}^1$

素因数の和:666

約数の個数: 144

約数和(自身を含む): 257760384

約数和(自身を除く): 176234940

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 13, 14, 21, 22, 26, 28, 33, 39, 42, 44, 52, 66, 77, 78, 84, 91, 121, 132, 143, 154, 156, 182, 231, 242, 273, 286, 308, 363, 364, 429, 462, 484, 546, 572, 617, 726, 847, 858, 924, 1001, 1092, 1234, 1452, 1573, 1694, 1716, 1851, 2002, 2468, 2541, 3003, 3146, 3388, 3702, 4004, 4319, 4719, 5082, 6006, 6292, 6787, 7404, 8021, 8638, 9438, 10164, 11011, 12012, 12957, 13574, 16042, 17276, 18876, 20361, 22022, 24063, 25914, 27148, 32084, 33033, 40722, 44044, 47509, 48126, 51828, 56147, 66066, 74657, 81444, 88231, 95018, 96252, 112294, 132132, 142527, 149314, 168441, 176462, 190036, 223971, 224588, 264693, 285054, 298628, 336882, 352924, 447942, 522599, 529386, 570108, 617617, 673764, 895884, 970541, 1045198, 1058772, 1235234, 1567797, 1852851, 1941082, 2090396, 2470468, 2911623, 3135594, 3705702, 3882164, 5823246, 6271188, 6793787, 7411404, 11646492, 13587574, 20381361, 27175148, 40762722, 81525444]

約数ペア:

[(1, 81525444), (2, 40762722), (3, 27175148), (4, 20381361), (6, 13587574), (7, 11646492), (11, 7411404), (12, 6793787), (13, 6271188), (14, 5823246), (21, 3882164), (22, 3705702), (26, 3135594), (28, 2911623), (33, 2470468), (39, 2090396), (42, 1941082), (44, 1852851), (52, 1567797), (66, 1235234), (77, 1058772), (78, 1045198), (84, 970541), (91, 895884), (121, 673764), (132, 617617), (143, 570108), (154, 529386), (156, 522599), (182, 447942), (231, 352924), (242, 336882), (273, 298628), (286, 285054), (308, 264693), (363, 224588), (364, 223971), (429, 190036), (462, 176462), (484, 168441), (546, 149314), (572, 142527), (617, 132132), (726, 112294), (847, 96252), (858, 95018), (924, 88231), (1001, 81444), (1092, 74657), (1234, 66066), (1452, 56147), (1573, 51828), (1694, 48126), (1716, 47509), (1851, 44044), (2002, 40722), (2468, 33033), (2541, 32084), (3003, 27148), (3146, 25914), (3388, 24063), (3702, 22022), (4004, 20361), (4319, 18876), (4719, 17276), (5082, 16042), (6006, 13574), (6292, 12957), (6787, 12012), (7404, 11011), (8021, 10164), (8638, 9438)]