128606421

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{383}}^1$

素因数の和:585

約数の個数: 32

約数和(自身を含む): 186531840

約数和(自身を除く): 57925419

約数列:

[1, 3, 19, 43, 57, 129, 137, 383, 411, 817, 1149, 2451, 2603, 5891, 7277, 7809, 16469, 17673, 21831, 49407, 52471, 111929, 157413, 312911, 335787, 938733, 996949, 2256253, 2990847, 6768759, 42868807, 128606421]

約数ペア:

[(1, 128606421), (3, 42868807), (19, 6768759), (43, 2990847), (57, 2256253), (129, 996949), (137, 938733), (383, 335787), (411, 312911), (817, 157413), (1149, 111929), (2451, 52471), (2603, 49407), (5891, 21831), (7277, 17673), (7809, 16469)]