7645833

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:215

約数の個数: 40

約数和(自身を含む): 12623688

約数和(自身を除く): 4977855

約数列:

[1, 3, 9, 13, 27, 39, 53, 81, 117, 137, 159, 351, 411, 477, 689, 1053, 1233, 1431, 1781, 2067, 3699, 4293, 5343, 6201, 7261, 11097, 16029, 18603, 21783, 48087, 55809, 65349, 94393, 144261, 196047, 283179, 588141, 849537, 2548611, 7645833]

約数ペア:

[(1, 7645833), (3, 2548611), (9, 849537), (13, 588141), (27, 283179), (39, 196047), (53, 144261), (81, 94393), (117, 65349), (137, 55809), (159, 48087), (351, 21783), (411, 18603), (477, 16029), (689, 11097), (1053, 7261), (1233, 6201), (1431, 5343), (1781, 4293), (2067, 3699)]