913081990

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{560173}}^1$

素因数の和:560343

約数の個数: 16

約数和(自身を含む): 1653633648

約数和(自身を除く): 740551658

約数列:

[1, 2, 5, 10, 163, 326, 815, 1630, 560173, 1120346, 2800865, 5601730, 91308199, 182616398, 456540995, 913081990]

約数ペア:

[(1, 913081990), (2, 456540995), (5, 182616398), (10, 91308199), (163, 5601730), (326, 2800865), (815, 1120346), (1630, 560173)]