81955854

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{151}}^1$

素因数の和:227

約数の個数: 96

約数和(自身を含む): 201734400

約数和(自身を除く): 119778546

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 27, 38, 46, 54, 57, 69, 114, 138, 151, 171, 207, 302, 342, 414, 437, 453, 513, 529, 621, 874, 906, 1026, 1058, 1242, 1311, 1359, 1587, 2622, 2718, 2869, 3174, 3473, 3933, 4077, 4761, 5738, 6946, 7866, 8154, 8607, 9522, 10051, 10419, 11799, 14283, 17214, 20102, 20838, 23598, 25821, 28566, 30153, 31257, 51642, 60306, 62514, 65987, 77463, 79879, 90459, 93771, 131974, 154926, 159758, 180918, 187542, 197961, 239637, 271377, 395922, 479274, 542754, 593883, 718911, 1187766, 1437822, 1517701, 1781649, 2156733, 3035402, 3563298, 4313466, 4553103, 9106206, 13659309, 27318618, 40977927, 81955854]

約数ペア:

[(1, 81955854), (2, 40977927), (3, 27318618), (6, 13659309), (9, 9106206), (18, 4553103), (19, 4313466), (23, 3563298), (27, 3035402), (38, 2156733), (46, 1781649), (54, 1517701), (57, 1437822), (69, 1187766), (114, 718911), (138, 593883), (151, 542754), (171, 479274), (207, 395922), (302, 271377), (342, 239637), (414, 197961), (437, 187542), (453, 180918), (513, 159758), (529, 154926), (621, 131974), (874, 93771), (906, 90459), (1026, 79879), (1058, 77463), (1242, 65987), (1311, 62514), (1359, 60306), (1587, 51642), (2622, 31257), (2718, 30153), (2869, 28566), (3174, 25821), (3473, 23598), (3933, 20838), (4077, 20102), (4761, 17214), (5738, 14283), (6946, 11799), (7866, 10419), (8154, 10051), (8607, 9522)]