645273252

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{33629}}^1$

素因数の和:33693

約数の個数: 72

約数和(自身を含む): 1799474040

約数和(自身を除く): 1154200788

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 41, 52, 78, 82, 117, 123, 156, 164, 234, 246, 369, 468, 492, 533, 738, 1066, 1476, 1599, 2132, 3198, 4797, 6396, 9594, 19188, 33629, 67258, 100887, 134516, 201774, 302661, 403548, 437177, 605322, 874354, 1210644, 1311531, 1378789, 1748708, 2623062, 2757578, 3934593, 4136367, 5246124, 5515156, 7869186, 8272734, 12409101, 15738372, 16545468, 17924257, 24818202, 35848514, 49636404, 53772771, 71697028, 107545542, 161318313, 215091084, 322636626, 645273252]

約数ペア:

[(1, 645273252), (2, 322636626), (3, 215091084), (4, 161318313), (6, 107545542), (9, 71697028), (12, 53772771), (13, 49636404), (18, 35848514), (26, 24818202), (36, 17924257), (39, 16545468), (41, 15738372), (52, 12409101), (78, 8272734), (82, 7869186), (117, 5515156), (123, 5246124), (156, 4136367), (164, 3934593), (234, 2757578), (246, 2623062), (369, 1748708), (468, 1378789), (492, 1311531), (533, 1210644), (738, 874354), (1066, 605322), (1476, 437177), (1599, 403548), (2132, 302661), (3198, 201774), (4797, 134516), (6396, 100887), (9594, 67258), (19188, 33629)]