81563922

素因数分解:

$2^1\times 3^5\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:131

約数の個数: 144

約数和(自身を含む): 214949280

約数和(自身を除く): 133385358

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 27, 33, 38, 54, 57, 66, 73, 81, 99, 114, 121, 146, 162, 171, 198, 209, 219, 242, 243, 297, 342, 363, 418, 438, 486, 513, 594, 627, 657, 726, 803, 891, 1026, 1089, 1254, 1314, 1387, 1539, 1606, 1782, 1881, 1971, 2178, 2299, 2409, 2673, 2774, 3078, 3267, 3762, 3942, 4161, 4598, 4617, 4818, 5346, 5643, 5913, 6534, 6897, 7227, 8322, 8833, 9234, 9801, 11286, 11826, 12483, 13794, 14454, 15257, 16929, 17666, 17739, 19602, 20691, 21681, 24966, 26499, 29403, 30514, 33858, 35478, 37449, 41382, 43362, 45771, 50787, 52998, 58806, 62073, 65043, 74898, 79497, 91542, 101574, 112347, 124146, 130086, 137313, 158994, 167827, 186219, 195129, 224694, 238491, 274626, 335654, 337041, 372438, 390258, 411939, 476982, 503481, 558657, 674082, 715473, 823878, 1006962, 1117314, 1235817, 1430946, 1510443, 2146419, 2471634, 3020886, 3707451, 4292838, 4531329, 7414902, 9062658, 13593987, 27187974, 40781961, 81563922]

約数ペア:

[(1, 81563922), (2, 40781961), (3, 27187974), (6, 13593987), (9, 9062658), (11, 7414902), (18, 4531329), (19, 4292838), (22, 3707451), (27, 3020886), (33, 2471634), (38, 2146419), (54, 1510443), (57, 1430946), (66, 1235817), (73, 1117314), (81, 1006962), (99, 823878), (114, 715473), (121, 674082), (146, 558657), (162, 503481), (171, 476982), (198, 411939), (209, 390258), (219, 372438), (242, 337041), (243, 335654), (297, 274626), (342, 238491), (363, 224694), (418, 195129), (438, 186219), (486, 167827), (513, 158994), (594, 137313), (627, 130086), (657, 124146), (726, 112347), (803, 101574), (891, 91542), (1026, 79497), (1089, 74898), (1254, 65043), (1314, 62073), (1387, 58806), (1539, 52998), (1606, 50787), (1782, 45771), (1881, 43362), (1971, 41382), (2178, 37449), (2299, 35478), (2409, 33858), (2673, 30514), (2774, 29403), (3078, 26499), (3267, 24966), (3762, 21681), (3942, 20691), (4161, 19602), (4598, 17739), (4617, 17666), (4818, 16929), (5346, 15257), (5643, 14454), (5913, 13794), (6534, 12483), (6897, 11826), (7227, 11286), (8322, 9801), (8833, 9234)]