1331195330

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1874923}}^1$

素因数の和:1875001

約数の個数: 16

約数和(自身を含む): 2429901504

約数和(自身を除く): 1098706174

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 1874923, 3749846, 9374615, 18749230, 133119533, 266239066, 665597665, 1331195330]

約数ペア:

[(1, 1331195330), (2, 665597665), (5, 266239066), (10, 133119533), (71, 18749230), (142, 9374615), (355, 3749846), (710, 1874923)]