258813308

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{49279}}^1$

素因数の和:49397

約数の個数: 24

約数和(自身を含む): 492602880

約数和(自身を除く): 233789572

約数列:

[1, 2, 4, 13, 26, 52, 101, 202, 404, 1313, 2626, 5252, 49279, 98558, 197116, 640627, 1281254, 2562508, 4977179, 9954358, 19908716, 64703327, 129406654, 258813308]

約数ペア:

[(1, 258813308), (2, 129406654), (4, 64703327), (13, 19908716), (26, 9954358), (52, 4977179), (101, 2562508), (202, 1281254), (404, 640627), (1313, 197116), (2626, 98558), (5252, 49279)]