290733498

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{20681}}^1$

素因数の和:20771

約数の個数: 48

約数和(自身を含む): 696900672

約数和(自身を除く): 406167174

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 71, 99, 142, 198, 213, 426, 639, 781, 1278, 1562, 2343, 4686, 7029, 14058, 20681, 41362, 62043, 124086, 186129, 227491, 372258, 454982, 682473, 1364946, 1468351, 2047419, 2936702, 4094838, 4405053, 8810106, 13215159, 16151861, 26430318, 32303722, 48455583, 96911166, 145366749, 290733498]

約数ペア:

[(1, 290733498), (2, 145366749), (3, 96911166), (6, 48455583), (9, 32303722), (11, 26430318), (18, 16151861), (22, 13215159), (33, 8810106), (66, 4405053), (71, 4094838), (99, 2936702), (142, 2047419), (198, 1468351), (213, 1364946), (426, 682473), (639, 454982), (781, 372258), (1278, 227491), (1562, 186129), (2343, 124086), (4686, 62043), (7029, 41362), (14058, 20681)]