72637551

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{8669}}^1$

素因数の和:8708

約数の個数: 36

約数和(自身を含む): 128489400

約数和(自身を除く): 55851849

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 399, 441, 931, 1197, 2793, 8379, 8669, 26007, 60683, 78021, 164711, 182049, 424781, 494133, 546147, 1152977, 1274343, 1482399, 3458931, 3823029, 8070839, 10376793, 24212517, 72637551]

約数ペア:

[(1, 72637551), (3, 24212517), (7, 10376793), (9, 8070839), (19, 3823029), (21, 3458931), (49, 1482399), (57, 1274343), (63, 1152977), (133, 546147), (147, 494133), (171, 424781), (399, 182049), (441, 164711), (931, 78021), (1197, 60683), (2793, 26007), (8379, 8669)]