15271390

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:372

約数の個数: 32

約数和(自身を含む): 28257984

約数和(自身を除く): 12986594

約数列:

[1, 2, 5, 10, 71, 137, 142, 157, 274, 314, 355, 685, 710, 785, 1370, 1570, 9727, 11147, 19454, 21509, 22294, 43018, 48635, 55735, 97270, 107545, 111470, 215090, 1527139, 3054278, 7635695, 15271390]

約数ペア:

[(1, 15271390), (2, 7635695), (5, 3054278), (10, 1527139), (71, 215090), (137, 111470), (142, 107545), (157, 97270), (274, 55735), (314, 48635), (355, 43018), (685, 22294), (710, 21509), (785, 19454), (1370, 11147), (1570, 9727)]