28418289

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:361

約数の個数: 32

約数和(自身を含む): 41610240

約数和(自身を除く): 13191951

約数列:

[1, 3, 29, 31, 41, 87, 93, 123, 257, 771, 899, 1189, 1271, 2697, 3567, 3813, 7453, 7967, 10537, 22359, 23901, 31611, 36859, 110577, 231043, 305573, 326647, 693129, 916719, 979941, 9472763, 28418289]

約数ペア:

[(1, 28418289), (3, 9472763), (29, 979941), (31, 916719), (41, 693129), (87, 326647), (93, 305573), (123, 231043), (257, 110577), (771, 36859), (899, 31611), (1189, 23901), (1271, 22359), (2697, 10537), (3567, 7967), (3813, 7453)]