51515505

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{337}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 92801280

約数和(自身を除く): 41285775

約数列:

[1, 3, 5, 9, 15, 43, 45, 79, 129, 215, 237, 337, 387, 395, 645, 711, 1011, 1185, 1685, 1935, 3033, 3397, 3555, 5055, 10191, 14491, 15165, 16985, 26623, 30573, 43473, 50955, 72455, 79869, 130419, 133115, 152865, 217365, 239607, 399345, 652095, 1144789, 1198035, 3434367, 5723945, 10303101, 17171835, 51515505]

約数ペア:

[(1, 51515505), (3, 17171835), (5, 10303101), (9, 5723945), (15, 3434367), (43, 1198035), (45, 1144789), (79, 652095), (129, 399345), (215, 239607), (237, 217365), (337, 152865), (387, 133115), (395, 130419), (645, 79869), (711, 72455), (1011, 50955), (1185, 43473), (1685, 30573), (1935, 26623), (3033, 16985), (3397, 15165), (3555, 14491), (5055, 10191)]