128639234

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1\times {\mathrm{317}}^1$

素因数の和:578

約数の個数: 32

約数和(自身を含む): 208353600

約数和(自身を除く): 79714366

約数列:

[1, 2, 19, 38, 59, 118, 181, 317, 362, 634, 1121, 2242, 3439, 6023, 6878, 10679, 12046, 18703, 21358, 37406, 57377, 114754, 202901, 355357, 405802, 710714, 1090163, 2180326, 3385243, 6770486, 64319617, 128639234]

約数ペア:

[(1, 128639234), (2, 64319617), (19, 6770486), (38, 3385243), (59, 2180326), (118, 1090163), (181, 710714), (317, 405802), (362, 355357), (634, 202901), (1121, 114754), (2242, 57377), (3439, 37406), (6023, 21358), (6878, 18703), (10679, 12046)]