287702974

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1\times {\mathrm{743}}^1$

素因数の和:1092

約数の個数: 32

約数和(自身を含む): 475844544

約数和(自身を除く): 188141570

約数列:

[1, 2, 13, 26, 53, 106, 281, 562, 689, 743, 1378, 1486, 3653, 7306, 9659, 14893, 19318, 29786, 39379, 78758, 193609, 208783, 387218, 417566, 511927, 1023854, 2714179, 5428358, 11065499, 22130998, 143851487, 287702974]

約数ペア:

[(1, 287702974), (2, 143851487), (13, 22130998), (26, 11065499), (53, 5428358), (106, 2714179), (281, 1023854), (562, 511927), (689, 417566), (743, 387218), (1378, 208783), (1486, 193609), (3653, 78758), (7306, 39379), (9659, 29786), (14893, 19318)]