18267795

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1487}}^1$

素因数の和:1521

約数の個数: 64

約数和(自身を含む): 39997440

約数和(自身を除く): 21729645

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 35, 39, 45, 63, 65, 91, 105, 117, 135, 189, 195, 273, 315, 351, 455, 585, 819, 945, 1365, 1487, 1755, 2457, 4095, 4461, 7435, 10409, 12285, 13383, 19331, 22305, 31227, 40149, 52045, 57993, 66915, 93681, 96655, 135317, 156135, 173979, 200745, 281043, 289965, 405951, 468405, 521937, 676585, 869895, 1217853, 1405215, 2029755, 2609685, 3653559, 6089265, 18267795]

約数ペア:

[(1, 18267795), (3, 6089265), (5, 3653559), (7, 2609685), (9, 2029755), (13, 1405215), (15, 1217853), (21, 869895), (27, 676585), (35, 521937), (39, 468405), (45, 405951), (63, 289965), (65, 281043), (91, 200745), (105, 173979), (117, 156135), (135, 135317), (189, 96655), (195, 93681), (273, 66915), (315, 57993), (351, 52045), (455, 40149), (585, 31227), (819, 22305), (945, 19331), (1365, 13383), (1487, 12285), (1755, 10409), (2457, 7435), (4095, 4461)]