78580545

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{18127}}^1$

素因数の和:18169

約数の個数: 24

約数和(自身を含む): 133567104

約数和(自身を除く): 54986559

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 289, 867, 1445, 4335, 18127, 54381, 90635, 271905, 308159, 924477, 1540795, 4622385, 5238703, 15716109, 26193515, 78580545]

約数ペア:

[(1, 78580545), (3, 26193515), (5, 15716109), (15, 5238703), (17, 4622385), (51, 1540795), (85, 924477), (255, 308159), (289, 271905), (867, 90635), (1445, 54381), (4335, 18127)]