313625815

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^2\times {\mathrm{541}}^1$

素因数の和:711

約数の個数: 24

約数和(自身を含む): 399059424

約数和(自身を除く): 85433609

約数列:

[1, 5, 23, 71, 115, 355, 541, 1633, 2705, 5041, 8165, 12443, 25205, 38411, 62215, 115943, 192055, 579715, 883453, 2727181, 4417265, 13635905, 62725163, 313625815]

約数ペア:

[(1, 313625815), (5, 62725163), (23, 13635905), (71, 4417265), (115, 2727181), (355, 883453), (541, 579715), (1633, 192055), (2705, 115943), (5041, 62215), (8165, 38411), (12443, 25205)]