389625138

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{449}}^1$

素因数の和:632

約数の個数: 96

約数和(自身を含む): 990662400

約数和(自身を除く): 601037262

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 71, 97, 126, 142, 194, 213, 291, 426, 449, 497, 582, 639, 679, 873, 898, 994, 1278, 1347, 1358, 1491, 1746, 2037, 2694, 2982, 3143, 4041, 4074, 4473, 6111, 6286, 6887, 8082, 8946, 9429, 12222, 13774, 18858, 20661, 28287, 31879, 41322, 43553, 48209, 56574, 61983, 63758, 87106, 95637, 96418, 123966, 130659, 144627, 191274, 223153, 261318, 286911, 289254, 304871, 391977, 433881, 446306, 573822, 609742, 669459, 783954, 867762, 914613, 1338918, 1829226, 2008377, 2743839, 3092263, 4016754, 5487678, 6184526, 9276789, 18553578, 21645841, 27830367, 43291682, 55660734, 64937523, 129875046, 194812569, 389625138]

約数ペア:

[(1, 389625138), (2, 194812569), (3, 129875046), (6, 64937523), (7, 55660734), (9, 43291682), (14, 27830367), (18, 21645841), (21, 18553578), (42, 9276789), (63, 6184526), (71, 5487678), (97, 4016754), (126, 3092263), (142, 2743839), (194, 2008377), (213, 1829226), (291, 1338918), (426, 914613), (449, 867762), (497, 783954), (582, 669459), (639, 609742), (679, 573822), (873, 446306), (898, 433881), (994, 391977), (1278, 304871), (1347, 289254), (1358, 286911), (1491, 261318), (1746, 223153), (2037, 191274), (2694, 144627), (2982, 130659), (3143, 123966), (4041, 96418), (4074, 95637), (4473, 87106), (6111, 63758), (6286, 61983), (6887, 56574), (8082, 48209), (8946, 43553), (9429, 41322), (12222, 31879), (13774, 28287), (18858, 20661)]