12347205

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2753}}^1$

素因数の和:2797

約数の個数: 32

約数和(自身を含む): 22208256

約数和(自身を除く): 9861051

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 897, 1495, 2753, 4485, 8259, 13765, 35789, 41295, 63319, 107367, 178945, 189957, 316595, 536835, 823147, 949785, 2469441, 4115735, 12347205]

約数ペア:

[(1, 12347205), (3, 4115735), (5, 2469441), (13, 949785), (15, 823147), (23, 536835), (39, 316595), (65, 189957), (69, 178945), (115, 107367), (195, 63319), (299, 41295), (345, 35789), (897, 13765), (1495, 8259), (2753, 4485)]