420202365

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{727}}^1$

素因数の和:890

約数の個数: 64

約数和(自身を含む): 764854272

約数和(自身を除く): 344651907

約数列:

[1, 3, 5, 11, 15, 31, 33, 55, 93, 113, 155, 165, 339, 341, 465, 565, 727, 1023, 1243, 1695, 1705, 2181, 3503, 3635, 3729, 5115, 6215, 7997, 10509, 10905, 17515, 18645, 22537, 23991, 38533, 39985, 52545, 67611, 82151, 112685, 115599, 119955, 192665, 246453, 247907, 338055, 410755, 577995, 743721, 903661, 1232265, 1239535, 2546681, 2710983, 3718605, 4518305, 7640043, 12733405, 13554915, 28013491, 38200215, 84040473, 140067455, 420202365]

約数ペア:

[(1, 420202365), (3, 140067455), (5, 84040473), (11, 38200215), (15, 28013491), (31, 13554915), (33, 12733405), (55, 7640043), (93, 4518305), (113, 3718605), (155, 2710983), (165, 2546681), (339, 1239535), (341, 1232265), (465, 903661), (565, 743721), (727, 577995), (1023, 410755), (1243, 338055), (1695, 247907), (1705, 246453), (2181, 192665), (3503, 119955), (3635, 115599), (3729, 112685), (5115, 82151), (6215, 67611), (7997, 52545), (10509, 39985), (10905, 38533), (17515, 23991), (18645, 22537)]