201878144

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{121321}}^1$

素因数の和:121348

約数の個数: 32

約数和(自身を含む): 433119540

約数和(自身を除く): 231241396

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 121321, 242642, 485284, 970568, 1577173, 1941136, 3154346, 3882272, 6308692, 7764544, 12617384, 15529088, 25234768, 50469536, 100939072, 201878144]

約数ペア:

[(1, 201878144), (2, 100939072), (4, 50469536), (8, 25234768), (13, 15529088), (16, 12617384), (26, 7764544), (32, 6308692), (52, 3882272), (64, 3154346), (104, 1941136), (128, 1577173), (208, 970568), (416, 485284), (832, 242642), (1664, 121321)]