31229865

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{367}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 56948736

約数和(自身を除く): 25718871

約数列:

[1, 3, 5, 9, 15, 31, 45, 61, 93, 155, 183, 279, 305, 367, 465, 549, 915, 1101, 1395, 1835, 1891, 2745, 3303, 5505, 5673, 9455, 11377, 16515, 17019, 22387, 28365, 34131, 56885, 67161, 85095, 102393, 111935, 170655, 201483, 335805, 511965, 693997, 1007415, 2081991, 3469985, 6245973, 10409955, 31229865]

約数ペア:

[(1, 31229865), (3, 10409955), (5, 6245973), (9, 3469985), (15, 2081991), (31, 1007415), (45, 693997), (61, 511965), (93, 335805), (155, 201483), (183, 170655), (279, 111935), (305, 102393), (367, 85095), (465, 67161), (549, 56885), (915, 34131), (1101, 28365), (1395, 22387), (1835, 17019), (1891, 16515), (2745, 11377), (3303, 9455), (5505, 5673)]