1288978048

素因数分解:

$2^7\times {\mathrm{83}}^1\times {\mathrm{121327}}^1$

素因数の和:121424

約数の個数: 32

約数和(自身を含む): 2598845760

約数和(自身を除く): 1309867712

約数列:

[1, 2, 4, 8, 16, 32, 64, 83, 128, 166, 332, 664, 1328, 2656, 5312, 10624, 121327, 242654, 485308, 970616, 1941232, 3882464, 7764928, 10070141, 15529856, 20140282, 40280564, 80561128, 161122256, 322244512, 644489024, 1288978048]

約数ペア:

[(1, 1288978048), (2, 644489024), (4, 322244512), (8, 161122256), (16, 80561128), (32, 40280564), (64, 20140282), (83, 15529856), (128, 10070141), (166, 7764928), (332, 3882464), (664, 1941232), (1328, 970616), (2656, 485308), (5312, 242654), (10624, 121327)]