726931445

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{661}}^1$

素因数の和:893

約数の個数: 32

約数和(自身を含む): 931163904

約数和(自身を除く): 204232459

約数列:

[1, 5, 23, 73, 115, 131, 365, 655, 661, 1679, 3013, 3305, 8395, 9563, 15065, 15203, 47815, 48253, 76015, 86591, 219949, 241265, 432955, 1099745, 1109819, 1991593, 5549095, 6321143, 9957965, 31605715, 145386289, 726931445]

約数ペア:

[(1, 726931445), (5, 145386289), (23, 31605715), (73, 9957965), (115, 6321143), (131, 5549095), (365, 1991593), (655, 1109819), (661, 1099745), (1679, 432955), (3013, 241265), (3305, 219949), (8395, 86591), (9563, 76015), (15065, 48253), (15203, 47815)]