31149573

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 52563456

約数和(自身を除く): 21413883

約数列:

[1, 3, 7, 13, 21, 39, 67, 91, 131, 169, 201, 273, 393, 469, 507, 871, 917, 1183, 1407, 1703, 2613, 2751, 3549, 5109, 6097, 8777, 11323, 11921, 18291, 22139, 26331, 33969, 35763, 61439, 66417, 79261, 114101, 154973, 184317, 237783, 342303, 464919, 798707, 1483313, 2396121, 4449939, 10383191, 31149573]

約数ペア:

[(1, 31149573), (3, 10383191), (7, 4449939), (13, 2396121), (21, 1483313), (39, 798707), (67, 464919), (91, 342303), (131, 237783), (169, 184317), (201, 154973), (273, 114101), (393, 79261), (469, 66417), (507, 61439), (871, 35763), (917, 33969), (1183, 26331), (1407, 22139), (1703, 18291), (2613, 11921), (2751, 11323), (3549, 8777), (5109, 6097)]