81618922

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{3557}}^1$

素因数の和:3726

約数の個数: 32

約数和(自身を含む): 153705600

約数和(自身を除く): 72086678

約数列:

[1, 2, 7, 11, 14, 22, 77, 149, 154, 298, 1043, 1639, 2086, 3278, 3557, 7114, 11473, 22946, 24899, 39127, 49798, 78254, 273889, 529993, 547778, 1059986, 3709951, 5829923, 7419902, 11659846, 40809461, 81618922]

約数ペア:

[(1, 81618922), (2, 40809461), (7, 11659846), (11, 7419902), (14, 5829923), (22, 3709951), (77, 1059986), (149, 547778), (154, 529993), (298, 273889), (1043, 78254), (1639, 49798), (2086, 39127), (3278, 24899), (3557, 22946), (7114, 11473)]