9151660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{499}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 22176000

約数和(自身を除く): 13024340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 262, 499, 524, 655, 917, 998, 1310, 1834, 1996, 2495, 2620, 3493, 3668, 4585, 4990, 6986, 9170, 9980, 13972, 17465, 18340, 34930, 65369, 69860, 130738, 261476, 326845, 457583, 653690, 915166, 1307380, 1830332, 2287915, 4575830, 9151660]

約数ペア:

[(1, 9151660), (2, 4575830), (4, 2287915), (5, 1830332), (7, 1307380), (10, 915166), (14, 653690), (20, 457583), (28, 326845), (35, 261476), (70, 130738), (131, 69860), (140, 65369), (262, 34930), (499, 18340), (524, 17465), (655, 13972), (917, 9980), (998, 9170), (1310, 6986), (1834, 4990), (1996, 4585), (2495, 3668), (2620, 3493)]