1551179775

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{431}}^1\times {\mathrm{1021}}^1$

素因数の和:1512

約数の個数: 48

約数和(自身を含む): 2627831808

約数和(自身を除く): 1076652033

約数列:

[1, 3, 5, 15, 25, 47, 75, 141, 235, 431, 705, 1021, 1175, 1293, 2155, 3063, 3525, 5105, 6465, 10775, 15315, 20257, 25525, 32325, 47987, 60771, 76575, 101285, 143961, 239935, 303855, 440051, 506425, 719805, 1199675, 1320153, 1519275, 2200255, 3599025, 6600765, 11001275, 20682397, 33003825, 62047191, 103411985, 310235955, 517059925, 1551179775]

約数ペア:

[(1, 1551179775), (3, 517059925), (5, 310235955), (15, 103411985), (25, 62047191), (47, 33003825), (75, 20682397), (141, 11001275), (235, 6600765), (431, 3599025), (705, 2200255), (1021, 1519275), (1175, 1320153), (1293, 1199675), (2155, 719805), (3063, 506425), (3525, 440051), (5105, 303855), (6465, 239935), (10775, 143961), (15315, 101285), (20257, 76575), (25525, 60771), (32325, 47987)]