8868015

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:221

約数の個数: 64

約数和(自身を含む): 17633280

約数和(自身を除く): 8765265

約数列:

[1, 3, 5, 9, 13, 15, 27, 31, 39, 45, 65, 93, 117, 135, 155, 163, 195, 279, 351, 403, 465, 489, 585, 815, 837, 1209, 1395, 1467, 1755, 2015, 2119, 2445, 3627, 4185, 4401, 5053, 6045, 6357, 7335, 10595, 10881, 15159, 18135, 19071, 22005, 25265, 31785, 45477, 54405, 57213, 65689, 75795, 95355, 136431, 197067, 227385, 286065, 328445, 591201, 682155, 985335, 1773603, 2956005, 8868015]

約数ペア:

[(1, 8868015), (3, 2956005), (5, 1773603), (9, 985335), (13, 682155), (15, 591201), (27, 328445), (31, 286065), (39, 227385), (45, 197067), (65, 136431), (93, 95355), (117, 75795), (135, 65689), (155, 57213), (163, 54405), (195, 45477), (279, 31785), (351, 25265), (403, 22005), (465, 19071), (489, 18135), (585, 15159), (815, 10881), (837, 10595), (1209, 7335), (1395, 6357), (1467, 6045), (1755, 5053), (2015, 4401), (2119, 4185), (2445, 3627)]