38888415

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{457}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 70876416

約数和(自身を除く): 31988001

約数列:

[1, 3, 5, 9, 15, 31, 45, 61, 93, 155, 183, 279, 305, 457, 465, 549, 915, 1371, 1395, 1891, 2285, 2745, 4113, 5673, 6855, 9455, 14167, 17019, 20565, 27877, 28365, 42501, 70835, 83631, 85095, 127503, 139385, 212505, 250893, 418155, 637515, 864187, 1254465, 2592561, 4320935, 7777683, 12962805, 38888415]

約数ペア:

[(1, 38888415), (3, 12962805), (5, 7777683), (9, 4320935), (15, 2592561), (31, 1254465), (45, 864187), (61, 637515), (93, 418155), (155, 250893), (183, 212505), (279, 139385), (305, 127503), (457, 85095), (465, 83631), (549, 70835), (915, 42501), (1371, 28365), (1395, 27877), (1891, 20565), (2285, 17019), (2745, 14167), (4113, 9455), (5673, 6855)]