312081328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{18077}}^1$

素因数の和:18181

約数の個数: 40

約数和(自身を含む): 659051568

約数和(自身を除く): 346970240

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 83, 104, 166, 208, 332, 664, 1079, 1328, 2158, 4316, 8632, 17264, 18077, 36154, 72308, 144616, 235001, 289232, 470002, 940004, 1500391, 1880008, 3000782, 3760016, 6001564, 12003128, 19505083, 24006256, 39010166, 78020332, 156040664, 312081328]

約数ペア:

[(1, 312081328), (2, 156040664), (4, 78020332), (8, 39010166), (13, 24006256), (16, 19505083), (26, 12003128), (52, 6001564), (83, 3760016), (104, 3000782), (166, 1880008), (208, 1500391), (332, 940004), (664, 470002), (1079, 289232), (1328, 235001), (2158, 144616), (4316, 72308), (8632, 36154), (17264, 18077)]