15706890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2861}}^1$

素因数の和:2935

約数の個数: 48

約数和(自身を含む): 41521896

約数和(自身を除く): 25815006

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 305, 366, 549, 610, 915, 1098, 1830, 2745, 2861, 5490, 5722, 8583, 14305, 17166, 25749, 28610, 42915, 51498, 85830, 128745, 174521, 257490, 349042, 523563, 872605, 1047126, 1570689, 1745210, 2617815, 3141378, 5235630, 7853445, 15706890]

約数ペア:

[(1, 15706890), (2, 7853445), (3, 5235630), (5, 3141378), (6, 2617815), (9, 1745210), (10, 1570689), (15, 1047126), (18, 872605), (30, 523563), (45, 349042), (61, 257490), (90, 174521), (122, 128745), (183, 85830), (305, 51498), (366, 42915), (549, 28610), (610, 25749), (915, 17166), (1098, 14305), (1830, 8583), (2745, 5722), (2861, 5490)]