637135902

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{21107}}^1$

素因数の和:21174

約数の個数: 64

約数和(自身を含む): 1560303360

約数和(自身を除く): 923167458

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 43, 54, 78, 86, 117, 129, 234, 258, 351, 387, 559, 702, 774, 1118, 1161, 1677, 2322, 3354, 5031, 10062, 15093, 21107, 30186, 42214, 63321, 126642, 189963, 274391, 379926, 548782, 569889, 823173, 907601, 1139778, 1646346, 1815202, 2469519, 2722803, 4939038, 5445606, 7408557, 8168409, 11798813, 14817114, 16336818, 23597626, 24505227, 35396439, 49010454, 70792878, 106189317, 212378634, 318567951, 637135902]

約数ペア:

[(1, 637135902), (2, 318567951), (3, 212378634), (6, 106189317), (9, 70792878), (13, 49010454), (18, 35396439), (26, 24505227), (27, 23597626), (39, 16336818), (43, 14817114), (54, 11798813), (78, 8168409), (86, 7408557), (117, 5445606), (129, 4939038), (234, 2722803), (258, 2469519), (351, 1815202), (387, 1646346), (559, 1139778), (702, 907601), (774, 823173), (1118, 569889), (1161, 548782), (1677, 379926), (2322, 274391), (3354, 189963), (5031, 126642), (10062, 63321), (15093, 42214), (21107, 30186)]