7988235

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{419}}^1$

素因数の和:499

約数の個数: 32

約数和(自身を含む): 13547520

約数和(自身を除く): 5559285

約数列:

[1, 3, 5, 15, 31, 41, 93, 123, 155, 205, 419, 465, 615, 1257, 1271, 2095, 3813, 6285, 6355, 12989, 17179, 19065, 38967, 51537, 64945, 85895, 194835, 257685, 532549, 1597647, 2662745, 7988235]

約数ペア:

[(1, 7988235), (3, 2662745), (5, 1597647), (15, 532549), (31, 257685), (41, 194835), (93, 85895), (123, 64945), (155, 51537), (205, 38967), (419, 19065), (465, 17179), (615, 12989), (1257, 6355), (1271, 6285), (2095, 3813)]