641559924

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{4691}}^1$

素因数の和:4861

約数の個数: 72

約数和(自身を含む): 1690809120

約数和(自身を除く): 1049249196

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 131, 174, 261, 262, 348, 393, 522, 524, 786, 1044, 1179, 1572, 2358, 3799, 4691, 4716, 7598, 9382, 11397, 14073, 15196, 18764, 22794, 28146, 34191, 42219, 45588, 56292, 68382, 84438, 136039, 136764, 168876, 272078, 408117, 544156, 614521, 816234, 1224351, 1229042, 1632468, 1843563, 2448702, 2458084, 3687126, 4897404, 5530689, 7374252, 11061378, 17821109, 22122756, 35642218, 53463327, 71284436, 106926654, 160389981, 213853308, 320779962, 641559924]

約数ペア:

[(1, 641559924), (2, 320779962), (3, 213853308), (4, 160389981), (6, 106926654), (9, 71284436), (12, 53463327), (18, 35642218), (29, 22122756), (36, 17821109), (58, 11061378), (87, 7374252), (116, 5530689), (131, 4897404), (174, 3687126), (261, 2458084), (262, 2448702), (348, 1843563), (393, 1632468), (522, 1229042), (524, 1224351), (786, 816234), (1044, 614521), (1179, 544156), (1572, 408117), (2358, 272078), (3799, 168876), (4691, 136764), (4716, 136039), (7598, 84438), (9382, 68382), (11397, 56292), (14073, 45588), (15196, 42219), (18764, 34191), (22794, 28146)]