312514915

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{839}}^1$

素因数の和:987

約数の個数: 32

約数和(自身を含む): 406425600

約数和(自身を除く): 93910685

約数列:

[1, 5, 23, 41, 79, 115, 205, 395, 839, 943, 1817, 3239, 4195, 4715, 9085, 16195, 19297, 34399, 66281, 74497, 96485, 171995, 331405, 372485, 791177, 1524463, 2717521, 3955885, 7622315, 13587605, 62502983, 312514915]

約数ペア:

[(1, 312514915), (5, 62502983), (23, 13587605), (41, 7622315), (79, 3955885), (115, 2717521), (205, 1524463), (395, 791177), (839, 372485), (943, 331405), (1817, 171995), (3239, 96485), (4195, 74497), (4715, 66281), (9085, 34399), (16195, 19297)]