219314316

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{20983}}^1$

素因数の和:21070

約数の個数: 48

約数和(自身を含む): 559349504

約数和(自身を除く): 340035188

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 67, 78, 134, 156, 201, 268, 402, 804, 871, 1742, 2613, 3484, 5226, 10452, 20983, 41966, 62949, 83932, 125898, 251796, 272779, 545558, 818337, 1091116, 1405861, 1636674, 2811722, 3273348, 4217583, 5623444, 8435166, 16870332, 18276193, 36552386, 54828579, 73104772, 109657158, 219314316]

約数ペア:

[(1, 219314316), (2, 109657158), (3, 73104772), (4, 54828579), (6, 36552386), (12, 18276193), (13, 16870332), (26, 8435166), (39, 5623444), (52, 4217583), (67, 3273348), (78, 2811722), (134, 1636674), (156, 1405861), (201, 1091116), (268, 818337), (402, 545558), (804, 272779), (871, 251796), (1742, 125898), (2613, 83932), (3484, 62949), (5226, 41966), (10452, 20983)]