7447245

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{211}}^1$

素因数の和:413

約数の個数: 32

約数和(自身を含む): 12964224

約数和(自身を除く): 5516979

約数列:

[1, 3, 5, 13, 15, 39, 65, 181, 195, 211, 543, 633, 905, 1055, 2353, 2715, 2743, 3165, 7059, 8229, 11765, 13715, 35295, 38191, 41145, 114573, 190955, 496483, 572865, 1489449, 2482415, 7447245]

約数ペア:

[(1, 7447245), (3, 2482415), (5, 1489449), (13, 572865), (15, 496483), (39, 190955), (65, 114573), (181, 41145), (195, 38191), (211, 35295), (543, 13715), (633, 11765), (905, 8229), (1055, 7059), (2353, 3165), (2715, 2743)]