1657221824

素因数分解:

$2^6\times {\mathrm{83}}^1\times {\mathrm{223}}^1\times {\mathrm{1399}}^1$

素因数の和:1717

約数の個数: 56

約数和(自身を含む): 3345484800

約数和(自身を除く): 1688262976

約数列:

[1, 2, 4, 8, 16, 32, 64, 83, 166, 223, 332, 446, 664, 892, 1328, 1399, 1784, 2656, 2798, 3568, 5312, 5596, 7136, 11192, 14272, 18509, 22384, 37018, 44768, 74036, 89536, 116117, 148072, 232234, 296144, 311977, 464468, 592288, 623954, 928936, 1184576, 1247908, 1857872, 2495816, 3715744, 4991632, 7431488, 9983264, 19966528, 25894091, 51788182, 103576364, 207152728, 414305456, 828610912, 1657221824]

約数ペア:

[(1, 1657221824), (2, 828610912), (4, 414305456), (8, 207152728), (16, 103576364), (32, 51788182), (64, 25894091), (83, 19966528), (166, 9983264), (223, 7431488), (332, 4991632), (446, 3715744), (664, 2495816), (892, 1857872), (1328, 1247908), (1399, 1184576), (1784, 928936), (2656, 623954), (2798, 592288), (3568, 464468), (5312, 311977), (5596, 296144), (7136, 232234), (11192, 148072), (14272, 116117), (18509, 89536), (22384, 74036), (37018, 44768)]