81456534

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:290

約数の個数: 96

約数和(自身を含む): 197683200

約数和(自身を除く): 116226666

約数列:

[1, 2, 3, 6, 9, 18, 19, 29, 38, 43, 57, 58, 86, 87, 114, 129, 171, 174, 191, 258, 261, 342, 382, 387, 522, 551, 573, 774, 817, 1102, 1146, 1247, 1634, 1653, 1719, 2451, 2494, 3306, 3438, 3629, 3741, 4902, 4959, 5539, 7258, 7353, 7482, 8213, 9918, 10887, 11078, 11223, 14706, 16426, 16617, 21774, 22446, 23693, 24639, 32661, 33234, 47386, 49278, 49851, 65322, 71079, 73917, 99702, 105241, 142158, 147834, 156047, 210482, 213237, 238177, 312094, 315723, 426474, 468141, 476354, 631446, 714531, 936282, 947169, 1404423, 1429062, 1894338, 2143593, 2808846, 4287186, 4525363, 9050726, 13576089, 27152178, 40728267, 81456534]

約数ペア:

[(1, 81456534), (2, 40728267), (3, 27152178), (6, 13576089), (9, 9050726), (18, 4525363), (19, 4287186), (29, 2808846), (38, 2143593), (43, 1894338), (57, 1429062), (58, 1404423), (86, 947169), (87, 936282), (114, 714531), (129, 631446), (171, 476354), (174, 468141), (191, 426474), (258, 315723), (261, 312094), (342, 238177), (382, 213237), (387, 210482), (522, 156047), (551, 147834), (573, 142158), (774, 105241), (817, 99702), (1102, 73917), (1146, 71079), (1247, 65322), (1634, 49851), (1653, 49278), (1719, 47386), (2451, 33234), (2494, 32661), (3306, 24639), (3438, 23693), (3629, 22446), (3741, 21774), (4902, 16617), (4959, 16426), (5539, 14706), (7258, 11223), (7353, 11078), (7482, 10887), (8213, 9918)]