1259790848

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{144737}}^1$

素因数の和:144772

約数の個数: 40

約数和(自身を含む): 2665205532

約数和(自身を除く): 1405414684

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 512, 544, 1088, 2176, 4352, 8704, 144737, 289474, 578948, 1157896, 2315792, 2460529, 4631584, 4921058, 9263168, 9842116, 18526336, 19684232, 37052672, 39368464, 74105344, 78736928, 157473856, 314947712, 629895424, 1259790848]

約数ペア:

[(1, 1259790848), (2, 629895424), (4, 314947712), (8, 157473856), (16, 78736928), (17, 74105344), (32, 39368464), (34, 37052672), (64, 19684232), (68, 18526336), (128, 9842116), (136, 9263168), (256, 4921058), (272, 4631584), (512, 2460529), (544, 2315792), (1088, 1157896), (2176, 578948), (4352, 289474), (8704, 144737)]