1221703445

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{2309}}^1$

素因数の和:2473

約数の個数: 32

約数和(自身を含む): 1571724000

約数和(自身を除く): 350020555

約数列:

[1, 5, 29, 41, 89, 145, 205, 445, 1189, 2309, 2581, 3649, 5945, 11545, 12905, 18245, 66961, 94669, 105821, 205501, 334805, 473345, 529105, 1027505, 2745401, 5959529, 8425541, 13727005, 29797645, 42127705, 244340689, 1221703445]

約数ペア:

[(1, 1221703445), (5, 244340689), (29, 42127705), (41, 29797645), (89, 13727005), (145, 8425541), (205, 5959529), (445, 2745401), (1189, 1027505), (2309, 529105), (2581, 473345), (3649, 334805), (5945, 205501), (11545, 105821), (12905, 94669), (18245, 66961)]