81161052

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{1663}}^1$

素因数の和:1767

約数の個数: 72

約数和(自身を含む): 223082496

約数和(自身を除く): 141921444

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 83, 84, 98, 147, 166, 196, 249, 294, 332, 498, 581, 588, 996, 1162, 1663, 1743, 2324, 3326, 3486, 4067, 4989, 6652, 6972, 8134, 9978, 11641, 12201, 16268, 19956, 23282, 24402, 34923, 46564, 48804, 69846, 81487, 138029, 139692, 162974, 244461, 276058, 325948, 414087, 488922, 552116, 828174, 966203, 977844, 1656348, 1932406, 2898609, 3864812, 5797218, 6763421, 11594436, 13526842, 20290263, 27053684, 40580526, 81161052]

約数ペア:

[(1, 81161052), (2, 40580526), (3, 27053684), (4, 20290263), (6, 13526842), (7, 11594436), (12, 6763421), (14, 5797218), (21, 3864812), (28, 2898609), (42, 1932406), (49, 1656348), (83, 977844), (84, 966203), (98, 828174), (147, 552116), (166, 488922), (196, 414087), (249, 325948), (294, 276058), (332, 244461), (498, 162974), (581, 139692), (588, 138029), (996, 81487), (1162, 69846), (1663, 48804), (1743, 46564), (2324, 34923), (3326, 24402), (3486, 23282), (4067, 19956), (4989, 16268), (6652, 12201), (6972, 11641), (8134, 9978)]