9004788

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:365

約数の個数: 72

約数和(自身を含む): 24950016

約数和(自身を除く): 15945228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 71, 78, 117, 142, 156, 213, 234, 271, 284, 426, 468, 542, 639, 813, 852, 923, 1084, 1278, 1626, 1846, 2439, 2556, 2769, 3252, 3523, 3692, 4878, 5538, 7046, 8307, 9756, 10569, 11076, 14092, 16614, 19241, 21138, 31707, 33228, 38482, 42276, 57723, 63414, 76964, 115446, 126828, 173169, 230892, 250133, 346338, 500266, 692676, 750399, 1000532, 1500798, 2251197, 3001596, 4502394, 9004788]

約数ペア:

[(1, 9004788), (2, 4502394), (3, 3001596), (4, 2251197), (6, 1500798), (9, 1000532), (12, 750399), (13, 692676), (18, 500266), (26, 346338), (36, 250133), (39, 230892), (52, 173169), (71, 126828), (78, 115446), (117, 76964), (142, 63414), (156, 57723), (213, 42276), (234, 38482), (271, 33228), (284, 31707), (426, 21138), (468, 19241), (542, 16614), (639, 14092), (813, 11076), (852, 10569), (923, 9756), (1084, 8307), (1278, 7046), (1626, 5538), (1846, 4878), (2439, 3692), (2556, 3523), (2769, 3252)]