1321567168

素因数分解:

$2^6\times {\mathrm{83}}^1\times {\mathrm{248789}}^1$

素因数の和:248884

約数の個数: 28

約数和(自身を含む): 2654091720

約数和(自身を除く): 1332524552

約数列:

[1, 2, 4, 8, 16, 32, 64, 83, 166, 332, 664, 1328, 2656, 5312, 248789, 497578, 995156, 1990312, 3980624, 7961248, 15922496, 20649487, 41298974, 82597948, 165195896, 330391792, 660783584, 1321567168]

約数ペア:

[(1, 1321567168), (2, 660783584), (4, 330391792), (8, 165195896), (16, 82597948), (32, 41298974), (64, 20649487), (83, 15922496), (166, 7961248), (332, 3980624), (664, 1990312), (1328, 995156), (2656, 497578), (5312, 248789)]