1387618115

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{467}}^1\times {\mathrm{2689}}^1$

素因数の和:3191

約数の個数: 32

約数和(自身を含む): 1903487040

約数和(自身を除く): 515868925

約数列:

[1, 5, 13, 17, 65, 85, 221, 467, 1105, 2335, 2689, 6071, 7939, 13445, 30355, 34957, 39695, 45713, 103207, 174785, 228565, 516035, 594269, 1255763, 2971345, 6278815, 16324919, 21347971, 81624595, 106739855, 277523623, 1387618115]

約数ペア:

[(1, 1387618115), (5, 277523623), (13, 106739855), (17, 81624595), (65, 21347971), (85, 16324919), (221, 6278815), (467, 2971345), (1105, 1255763), (2335, 594269), (2689, 516035), (6071, 228565), (7939, 174785), (13445, 103207), (30355, 45713), (34957, 39695)]