201591728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{11677}}^1$

素因数の和:11781

約数の個数: 40

約数和(自身を含む): 425733168

約数和(自身を除く): 224141440

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 83, 104, 166, 208, 332, 664, 1079, 1328, 2158, 4316, 8632, 11677, 17264, 23354, 46708, 93416, 151801, 186832, 303602, 607204, 969191, 1214408, 1938382, 2428816, 3876764, 7753528, 12599483, 15507056, 25198966, 50397932, 100795864, 201591728]

約数ペア:

[(1, 201591728), (2, 100795864), (4, 50397932), (8, 25198966), (13, 15507056), (16, 12599483), (26, 7753528), (52, 3876764), (83, 2428816), (104, 1938382), (166, 1214408), (208, 969191), (332, 607204), (664, 303602), (1079, 186832), (1328, 151801), (2158, 93416), (4316, 46708), (8632, 23354), (11677, 17264)]