15997870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{509}}^1$

素因数の和:972

約数の個数: 32

約数和(自身を含む): 33048000

約数和(自身を除く): 17050130

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 449, 509, 898, 1018, 2245, 2545, 3143, 3563, 4490, 5090, 6286, 7126, 15715, 17815, 31430, 35630, 228541, 457082, 1142705, 1599787, 2285410, 3199574, 7998935, 15997870]

約数ペア:

[(1, 15997870), (2, 7998935), (5, 3199574), (7, 2285410), (10, 1599787), (14, 1142705), (35, 457082), (70, 228541), (449, 35630), (509, 31430), (898, 17815), (1018, 15715), (2245, 7126), (2545, 6286), (3143, 5090), (3563, 4490)]