31621990

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{433}}^1$

素因数の和:616

約数の個数: 32

約数和(自身を含む): 58433760

約数和(自身を除く): 26811770

約数列:

[1, 2, 5, 10, 67, 109, 134, 218, 335, 433, 545, 670, 866, 1090, 2165, 4330, 7303, 14606, 29011, 36515, 47197, 58022, 73030, 94394, 145055, 235985, 290110, 471970, 3162199, 6324398, 15810995, 31621990]

約数ペア:

[(1, 31621990), (2, 15810995), (5, 6324398), (10, 3162199), (67, 471970), (109, 290110), (134, 235985), (218, 145055), (335, 94394), (433, 73030), (545, 58022), (670, 47197), (866, 36515), (1090, 29011), (2165, 14606), (4330, 7303)]