13671775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:136

約数の個数: 48

約数和(自身を含む): 19998720

約数和(自身を除く): 6326945

約数列:

[1, 5, 13, 23, 25, 31, 59, 65, 115, 155, 295, 299, 325, 403, 575, 713, 767, 775, 1357, 1475, 1495, 1829, 2015, 3565, 3835, 6785, 7475, 9145, 9269, 10075, 17641, 17825, 19175, 23777, 33925, 42067, 45725, 46345, 88205, 118885, 210335, 231725, 441025, 546871, 594425, 1051675, 2734355, 13671775]

約数ペア:

[(1, 13671775), (5, 2734355), (13, 1051675), (23, 594425), (25, 546871), (31, 441025), (59, 231725), (65, 210335), (115, 118885), (155, 88205), (295, 46345), (299, 45725), (325, 42067), (403, 33925), (575, 23777), (713, 19175), (767, 17825), (775, 17641), (1357, 10075), (1475, 9269), (1495, 9145), (1829, 7475), (2015, 6785), (3565, 3835)]