180209757

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{5039}}^1$

素因数の和:5193

約数の個数: 32

約数和(自身を含む): 298045440

約数和(自身を除く): 117835683

約数列:

[1, 3, 7, 13, 21, 39, 91, 131, 273, 393, 917, 1703, 2751, 5039, 5109, 11921, 15117, 35273, 35763, 65507, 105819, 196521, 458549, 660109, 1375647, 1980327, 4620763, 8581417, 13862289, 25744251, 60069919, 180209757]

約数ペア:

[(1, 180209757), (3, 60069919), (7, 25744251), (13, 13862289), (21, 8581417), (39, 4620763), (91, 1980327), (131, 1375647), (273, 660109), (393, 458549), (917, 196521), (1703, 105819), (2751, 65507), (5039, 35763), (5109, 35273), (11921, 15117)]