213081730

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{337}}^1\times {\mathrm{1193}}^1$

素因数の和:1590

約数の個数: 32

約数和(自身を含む): 392271984

約数和(自身を除く): 179190254

約数列:

[1, 2, 5, 10, 53, 106, 265, 337, 530, 674, 1193, 1685, 2386, 3370, 5965, 11930, 17861, 35722, 63229, 89305, 126458, 178610, 316145, 402041, 632290, 804082, 2010205, 4020410, 21308173, 42616346, 106540865, 213081730]

約数ペア:

[(1, 213081730), (2, 106540865), (5, 42616346), (10, 21308173), (53, 4020410), (106, 2010205), (265, 804082), (337, 632290), (530, 402041), (674, 316145), (1193, 178610), (1685, 126458), (2386, 89305), (3370, 63229), (5965, 35722), (11930, 17861)]