197021312

素因数分解:

$2^7\times {\mathrm{23}}^1\times {\mathrm{66923}}^1$

素因数の和:66960

約数の個数: 32

約数和(自身を含む): 409574880

約数和(自身を除く): 212553568

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 368, 736, 1472, 2944, 66923, 133846, 267692, 535384, 1070768, 1539229, 2141536, 3078458, 4283072, 6156916, 8566144, 12313832, 24627664, 49255328, 98510656, 197021312]

約数ペア:

[(1, 197021312), (2, 98510656), (4, 49255328), (8, 24627664), (16, 12313832), (23, 8566144), (32, 6156916), (46, 4283072), (64, 3078458), (92, 2141536), (128, 1539229), (184, 1070768), (368, 535384), (736, 267692), (1472, 133846), (2944, 66923)]