263570428

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{131}}^1\times {\mathrm{4157}}^1$

素因数の和:4314

約数の個数: 36

約数和(自身を含む): 510984936

約数和(自身を除く): 247414508

約数列:

[1, 2, 4, 11, 22, 44, 121, 131, 242, 262, 484, 524, 1441, 2882, 4157, 5764, 8314, 15851, 16628, 31702, 45727, 63404, 91454, 182908, 502997, 544567, 1005994, 1089134, 2011988, 2178268, 5990237, 11980474, 23960948, 65892607, 131785214, 263570428]

約数ペア:

[(1, 263570428), (2, 131785214), (4, 65892607), (11, 23960948), (22, 11980474), (44, 5990237), (121, 2178268), (131, 2011988), (242, 1089134), (262, 1005994), (484, 544567), (524, 502997), (1441, 182908), (2882, 91454), (4157, 63404), (5764, 45727), (8314, 31702), (15851, 16628)]