15879201

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:245

約数の個数: 32

約数和(自身を含む): 23761920

約数和(自身を除く): 7882719

約数列:

[1, 3, 13, 39, 59, 67, 103, 177, 201, 309, 767, 871, 1339, 2301, 2613, 3953, 4017, 6077, 6901, 11859, 18231, 20703, 51389, 79001, 89713, 154167, 237003, 269139, 407159, 1221477, 5293067, 15879201]

約数ペア:

[(1, 15879201), (3, 5293067), (13, 1221477), (39, 407159), (59, 269139), (67, 237003), (103, 154167), (177, 89713), (201, 79001), (309, 51389), (767, 20703), (871, 18231), (1339, 11859), (2301, 6901), (2613, 6077), (3953, 4017)]