221297232

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{354643}}^1$

素因数の和:354667

約数の個数: 40

約数和(自身を含む): 615661984

約数和(自身を除く): 394364752

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 354643, 709286, 1063929, 1418572, 2127858, 2837144, 4255716, 4610359, 5674288, 8511432, 9220718, 13831077, 17022864, 18441436, 27662154, 36882872, 55324308, 73765744, 110648616, 221297232]

約数ペア:

[(1, 221297232), (2, 110648616), (3, 73765744), (4, 55324308), (6, 36882872), (8, 27662154), (12, 18441436), (13, 17022864), (16, 13831077), (24, 9220718), (26, 8511432), (39, 5674288), (48, 4610359), (52, 4255716), (78, 2837144), (104, 2127858), (156, 1418572), (208, 1063929), (312, 709286), (624, 354643)]