664822065

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{21401}}^1$

素因数の和:21537

約数の個数: 32

約数和(自身を含む): 1130025600

約数和(自身を除く): 465203535

約数列:

[1, 3, 5, 15, 19, 57, 95, 109, 285, 327, 545, 1635, 2071, 6213, 10355, 21401, 31065, 64203, 107005, 321015, 406619, 1219857, 2033095, 2332709, 6099285, 6998127, 11663545, 34990635, 44321471, 132964413, 221607355, 664822065]

約数ペア:

[(1, 664822065), (3, 221607355), (5, 132964413), (15, 44321471), (19, 34990635), (57, 11663545), (95, 6998127), (109, 6099285), (285, 2332709), (327, 2033095), (545, 1219857), (1635, 406619), (2071, 321015), (6213, 107005), (10355, 64203), (21401, 31065)]