128445864

素因数分解:

$2^3\times 3^1\times {\mathrm{317}}^1\times {\mathrm{16883}}^1$

素因数の和:17209

約数の個数: 32

約数和(自身を含む): 322146720

約数和(自身を除く): 193700856

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 317, 634, 951, 1268, 1902, 2536, 3804, 7608, 16883, 33766, 50649, 67532, 101298, 135064, 202596, 405192, 5351911, 10703822, 16055733, 21407644, 32111466, 42815288, 64222932, 128445864]

約数ペア:

[(1, 128445864), (2, 64222932), (3, 42815288), (4, 32111466), (6, 21407644), (8, 16055733), (12, 10703822), (24, 5351911), (317, 405192), (634, 202596), (951, 135064), (1268, 101298), (1902, 67532), (2536, 50649), (3804, 33766), (7608, 16883)]