12780922

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{557}}^1$

素因数の和:726

約数の個数: 32

約数和(自身を含む): 24105600

約数和(自身を除く): 11324678

約数列:

[1, 2, 7, 11, 14, 22, 77, 149, 154, 298, 557, 1043, 1114, 1639, 2086, 3278, 3899, 6127, 7798, 11473, 12254, 22946, 42889, 82993, 85778, 165986, 580951, 912923, 1161902, 1825846, 6390461, 12780922]

約数ペア:

[(1, 12780922), (2, 6390461), (7, 1825846), (11, 1161902), (14, 912923), (22, 580951), (77, 165986), (149, 85778), (154, 82993), (298, 42889), (557, 22946), (1043, 12254), (1114, 11473), (1639, 7798), (2086, 6127), (3278, 3899)]