25111395

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{383}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 46006272

約数和(自身を除く): 20894877

約数列:

[1, 3, 5, 9, 15, 31, 45, 47, 93, 141, 155, 235, 279, 383, 423, 465, 705, 1149, 1395, 1457, 1915, 2115, 3447, 4371, 5745, 7285, 11873, 13113, 17235, 18001, 21855, 35619, 54003, 59365, 65565, 90005, 106857, 162009, 178095, 270015, 534285, 558031, 810045, 1674093, 2790155, 5022279, 8370465, 25111395]

約数ペア:

[(1, 25111395), (3, 8370465), (5, 5022279), (9, 2790155), (15, 1674093), (31, 810045), (45, 558031), (47, 534285), (93, 270015), (141, 178095), (155, 162009), (235, 106857), (279, 90005), (383, 65565), (423, 59365), (465, 54003), (705, 35619), (1149, 21855), (1395, 18001), (1457, 17235), (1915, 13113), (2115, 11873), (3447, 7285), (4371, 5745)]