159403904

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{113213}}^1$

素因数の和:113238

約数の個数: 32

約数和(自身を含む): 346434840

約数和(自身を除く): 187030936

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 352, 704, 1408, 113213, 226426, 452852, 905704, 1245343, 1811408, 2490686, 3622816, 4981372, 7245632, 9962744, 14491264, 19925488, 39850976, 79701952, 159403904]

約数ペア:

[(1, 159403904), (2, 79701952), (4, 39850976), (8, 19925488), (11, 14491264), (16, 9962744), (22, 7245632), (32, 4981372), (44, 3622816), (64, 2490686), (88, 1811408), (128, 1245343), (176, 905704), (352, 452852), (704, 226426), (1408, 113213)]