78765358

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{1871}}^1$

素因数の和:2008

約数の個数: 32

約数和(自身を含む): 140894208

約数和(自身を除く): 62128850

約数列:

[1, 2, 7, 14, 31, 62, 97, 194, 217, 434, 679, 1358, 1871, 3007, 3742, 6014, 13097, 21049, 26194, 42098, 58001, 116002, 181487, 362974, 406007, 812014, 1270409, 2540818, 5626097, 11252194, 39382679, 78765358]

約数ペア:

[(1, 78765358), (2, 39382679), (7, 11252194), (14, 5626097), (31, 2540818), (62, 1270409), (97, 812014), (194, 406007), (217, 362974), (434, 181487), (679, 116002), (1358, 58001), (1871, 42098), (3007, 26194), (3742, 21049), (6014, 13097)]