28158003

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{45343}}^1$

素因数の和:45375

約数の個数: 16

約数和(自身を含む): 43530240

約数和(自身を除く): 15372237

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 45343, 136029, 408087, 1042889, 1224261, 3128667, 9386001, 28158003]

約数ペア:

[(1, 28158003), (3, 9386001), (9, 3128667), (23, 1224261), (27, 1042889), (69, 408087), (207, 136029), (621, 45343)]