1272974144

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{90001}}^1$

素因数の和:90043

約数の個数: 56

約数和(自身を含む): 2880424008

約数和(自身を除く): 1607449864

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 136, 208, 221, 272, 416, 442, 544, 832, 884, 1088, 1768, 3536, 7072, 14144, 90001, 180002, 360004, 720008, 1170013, 1440016, 1530017, 2340026, 2880032, 3060034, 4680052, 5760064, 6120068, 9360104, 12240136, 18720208, 19890221, 24480272, 37440416, 39780442, 48960544, 74880832, 79560884, 97921088, 159121768, 318243536, 636487072, 1272974144]

約数ペア:

[(1, 1272974144), (2, 636487072), (4, 318243536), (8, 159121768), (13, 97921088), (16, 79560884), (17, 74880832), (26, 48960544), (32, 39780442), (34, 37440416), (52, 24480272), (64, 19890221), (68, 18720208), (104, 12240136), (136, 9360104), (208, 6120068), (221, 5760064), (272, 4680052), (416, 3060034), (442, 2880032), (544, 2340026), (832, 1530017), (884, 1440016), (1088, 1170013), (1768, 720008), (3536, 360004), (7072, 180002), (14144, 90001)]