28093971

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:255

約数の個数: 32

約数和(自身を含む): 40734720

約数和(自身を除く): 12640749

約数列:

[1, 3, 23, 59, 67, 69, 103, 177, 201, 309, 1357, 1541, 2369, 3953, 4071, 4623, 6077, 6901, 7107, 11859, 18231, 20703, 90919, 139771, 158723, 272757, 407159, 419313, 476169, 1221477, 9364657, 28093971]

約数ペア:

[(1, 28093971), (3, 9364657), (23, 1221477), (59, 476169), (67, 419313), (69, 407159), (103, 272757), (177, 158723), (201, 139771), (309, 90919), (1357, 20703), (1541, 18231), (2369, 11859), (3953, 7107), (4071, 6901), (4623, 6077)]