1272555515

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{7669}}^1$

素因数の和:8123

約数の個数: 32

約数和(自身を含む): 1908541440

約数和(自身を除く): 635985925

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 431, 2155, 3017, 4741, 7669, 15085, 23705, 33187, 38345, 53683, 84359, 165935, 268415, 421795, 590513, 2952565, 3305339, 16526695, 23137373, 36358729, 115686865, 181793645, 254511103, 1272555515]

約数ペア:

[(1, 1272555515), (5, 254511103), (7, 181793645), (11, 115686865), (35, 36358729), (55, 23137373), (77, 16526695), (385, 3305339), (431, 2952565), (2155, 590513), (3017, 421795), (4741, 268415), (7669, 165935), (15085, 84359), (23705, 53683), (33187, 38345)]