64123515

素因数分解:

$3^3\times 5^1\times {\mathrm{349}}^1\times {\mathrm{1361}}^1$

素因数の和:1724

約数の個数: 32

約数和(自身を含む): 114408000

約数和(自身を除く): 50284485

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 349, 1047, 1361, 1745, 3141, 4083, 5235, 6805, 9423, 12249, 15705, 20415, 36747, 47115, 61245, 183735, 474989, 1424967, 2374945, 4274901, 7124835, 12824703, 21374505, 64123515]

約数ペア:

[(1, 64123515), (3, 21374505), (5, 12824703), (9, 7124835), (15, 4274901), (27, 2374945), (45, 1424967), (135, 474989), (349, 183735), (1047, 61245), (1361, 47115), (1745, 36747), (3141, 20415), (4083, 15705), (5235, 12249), (6805, 9423)]