31491746

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{739}}^1$

素因数の和:914

約数の個数: 32

約数和(自身を含む): 55944000

約数和(自身を除く): 24452254

約数列:

[1, 2, 11, 13, 22, 26, 143, 149, 286, 298, 739, 1478, 1639, 1937, 3278, 3874, 8129, 9607, 16258, 19214, 21307, 42614, 105677, 110111, 211354, 220222, 1211221, 1431443, 2422442, 2862886, 15745873, 31491746]

約数ペア:

[(1, 31491746), (2, 15745873), (11, 2862886), (13, 2422442), (22, 1431443), (26, 1211221), (143, 220222), (149, 211354), (286, 110111), (298, 105677), (739, 42614), (1478, 21307), (1639, 19214), (1937, 16258), (3278, 9607), (3874, 8129)]