222431356

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{881}}^1$

素因数の和:1090

約数の個数: 48

約数和(自身を含む): 455196672

約数和(自身を除く): 232765316

約数列:

[1, 2, 4, 7, 14, 28, 71, 127, 142, 254, 284, 497, 508, 881, 889, 994, 1762, 1778, 1988, 3524, 3556, 6167, 9017, 12334, 18034, 24668, 36068, 62551, 63119, 111887, 125102, 126238, 223774, 250204, 252476, 437857, 447548, 783209, 875714, 1566418, 1751428, 3132836, 7943977, 15887954, 31775908, 55607839, 111215678, 222431356]

約数ペア:

[(1, 222431356), (2, 111215678), (4, 55607839), (7, 31775908), (14, 15887954), (28, 7943977), (71, 3132836), (127, 1751428), (142, 1566418), (254, 875714), (284, 783209), (497, 447548), (508, 437857), (881, 252476), (889, 250204), (994, 223774), (1762, 126238), (1778, 125102), (1988, 111887), (3524, 63119), (3556, 62551), (6167, 36068), (9017, 24668), (12334, 18034)]