1657677328

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{17581}}^1$

素因数の和:17743

約数の個数: 40

約数和(自身を含む): 3296414016

約数和(自身を除く): 1638736688

約数列:

[1, 2, 4, 8, 16, 71, 83, 142, 166, 284, 332, 568, 664, 1136, 1328, 5893, 11786, 17581, 23572, 35162, 47144, 70324, 94288, 140648, 281296, 1248251, 1459223, 2496502, 2918446, 4993004, 5836892, 9986008, 11673784, 19972016, 23347568, 103604833, 207209666, 414419332, 828838664, 1657677328]

約数ペア:

[(1, 1657677328), (2, 828838664), (4, 414419332), (8, 207209666), (16, 103604833), (71, 23347568), (83, 19972016), (142, 11673784), (166, 9986008), (284, 5836892), (332, 4993004), (568, 2918446), (664, 2496502), (1136, 1459223), (1328, 1248251), (5893, 281296), (11786, 140648), (17581, 94288), (23572, 70324), (35162, 47144)]