3148515

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 5880576

約数和(自身を除く): 2732061

約数列:

[1, 3, 5, 9, 15, 31, 37, 45, 61, 93, 111, 155, 183, 185, 279, 305, 333, 465, 549, 555, 915, 1147, 1395, 1665, 1891, 2257, 2745, 3441, 5673, 5735, 6771, 9455, 10323, 11285, 17019, 17205, 20313, 28365, 33855, 51615, 69967, 85095, 101565, 209901, 349835, 629703, 1049505, 3148515]

約数ペア:

[(1, 3148515), (3, 1049505), (5, 629703), (9, 349835), (15, 209901), (31, 101565), (37, 85095), (45, 69967), (61, 51615), (93, 33855), (111, 28365), (155, 20313), (183, 17205), (185, 17019), (279, 11285), (305, 10323), (333, 9455), (465, 6771), (549, 5735), (555, 5673), (915, 3441), (1147, 2745), (1395, 2257), (1665, 1891)]