4888845

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 9343152

約数和(自身を除く): 4454307

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 61, 65, 117, 137, 183, 195, 305, 411, 549, 585, 685, 793, 915, 1233, 1781, 2055, 2379, 2745, 3965, 5343, 6165, 7137, 8357, 8905, 11895, 16029, 25071, 26715, 35685, 41785, 75213, 80145, 108641, 125355, 325923, 376065, 543205, 977769, 1629615, 4888845]

約数ペア:

[(1, 4888845), (3, 1629615), (5, 977769), (9, 543205), (13, 376065), (15, 325923), (39, 125355), (45, 108641), (61, 80145), (65, 75213), (117, 41785), (137, 35685), (183, 26715), (195, 25071), (305, 16029), (411, 11895), (549, 8905), (585, 8357), (685, 7137), (793, 6165), (915, 5343), (1233, 3965), (1781, 2745), (2055, 2379)]