1621455

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:367

約数の個数: 32

約数和(自身を含む): 2930688

約数和(自身を除く): 1309233

約数列:

[1, 3, 5, 11, 15, 31, 33, 55, 93, 155, 165, 317, 341, 465, 951, 1023, 1585, 1705, 3487, 4755, 5115, 9827, 10461, 17435, 29481, 49135, 52305, 108097, 147405, 324291, 540485, 1621455]

約数ペア:

[(1, 1621455), (3, 540485), (5, 324291), (11, 147405), (15, 108097), (31, 52305), (33, 49135), (55, 29481), (93, 17435), (155, 10461), (165, 9827), (317, 5115), (341, 4755), (465, 3487), (951, 1705), (1023, 1585)]