398250216

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20261}}^1$

素因数の和:20296

約数の個数: 128

約数和(自身を含む): 1361606400

約数和(自身を除く): 963356184

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 27, 28, 36, 39, 42, 52, 54, 56, 63, 72, 78, 84, 91, 104, 108, 117, 126, 156, 168, 182, 189, 216, 234, 252, 273, 312, 351, 364, 378, 468, 504, 546, 702, 728, 756, 819, 936, 1092, 1404, 1512, 1638, 2184, 2457, 2808, 3276, 4914, 6552, 9828, 19656, 20261, 40522, 60783, 81044, 121566, 141827, 162088, 182349, 243132, 263393, 283654, 364698, 425481, 486264, 526786, 547047, 567308, 729396, 790179, 850962, 1053572, 1094094, 1134616, 1276443, 1458792, 1580358, 1701924, 1843751, 2107144, 2188188, 2370537, 2552886, 3160716, 3403848, 3687502, 3829329, 4376376, 4741074, 5105772, 5531253, 6321432, 7111611, 7375004, 7658658, 9482148, 10211544, 11062506, 14223222, 14750008, 15317316, 16593759, 18964296, 22125012, 28446444, 30634632, 33187518, 44250024, 49781277, 56892888, 66375036, 99562554, 132750072, 199125108, 398250216]

約数ペア:

[(1, 398250216), (2, 199125108), (3, 132750072), (4, 99562554), (6, 66375036), (7, 56892888), (8, 49781277), (9, 44250024), (12, 33187518), (13, 30634632), (14, 28446444), (18, 22125012), (21, 18964296), (24, 16593759), (26, 15317316), (27, 14750008), (28, 14223222), (36, 11062506), (39, 10211544), (42, 9482148), (52, 7658658), (54, 7375004), (56, 7111611), (63, 6321432), (72, 5531253), (78, 5105772), (84, 4741074), (91, 4376376), (104, 3829329), (108, 3687502), (117, 3403848), (126, 3160716), (156, 2552886), (168, 2370537), (182, 2188188), (189, 2107144), (216, 1843751), (234, 1701924), (252, 1580358), (273, 1458792), (312, 1276443), (351, 1134616), (364, 1094094), (378, 1053572), (468, 850962), (504, 790179), (546, 729396), (702, 567308), (728, 547047), (756, 526786), (819, 486264), (936, 425481), (1092, 364698), (1404, 283654), (1512, 263393), (1638, 243132), (2184, 182349), (2457, 162088), (2808, 141827), (3276, 121566), (4914, 81044), (6552, 60783), (9828, 40522), (19656, 20261)]