15668650985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{599}}^1\times {\mathrm{17497}}^1$

素因数の和:18137

約数の個数: 32

約数和(自身を含む): 21165580800

約数和(自身を除く): 5496929815

約数列:

[1, 5, 13, 23, 65, 115, 299, 599, 1495, 2995, 7787, 13777, 17497, 38935, 68885, 87485, 179101, 227461, 402431, 895505, 1137305, 2012155, 5231603, 10480703, 26158015, 52403515, 136249139, 241056169, 681245695, 1205280845, 3133730197, 15668650985]

約数ペア:

[(1, 15668650985), (5, 3133730197), (13, 1205280845), (23, 681245695), (65, 241056169), (115, 136249139), (299, 52403515), (599, 26158015), (1495, 10480703), (2995, 5231603), (7787, 2012155), (13777, 1137305), (17497, 895505), (38935, 402431), (68885, 227461), (87485, 179101)]