1287627872

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{124577}}^1$

素因数の和:124623

約数の個数: 48

約数和(自身を含む): 2825429040

約数和(自身を除く): 1537801168

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 68, 76, 136, 152, 272, 304, 323, 544, 608, 646, 1292, 2584, 5168, 10336, 124577, 249154, 498308, 996616, 1993232, 2117809, 2366963, 3986464, 4235618, 4733926, 8471236, 9467852, 16942472, 18935704, 33884944, 37871408, 40238371, 67769888, 75742816, 80476742, 160953484, 321906968, 643813936, 1287627872]

約数ペア:

[(1, 1287627872), (2, 643813936), (4, 321906968), (8, 160953484), (16, 80476742), (17, 75742816), (19, 67769888), (32, 40238371), (34, 37871408), (38, 33884944), (68, 18935704), (76, 16942472), (136, 9467852), (152, 8471236), (272, 4733926), (304, 4235618), (323, 3986464), (544, 2366963), (608, 2117809), (646, 1993232), (1292, 996616), (2584, 498308), (5168, 249154), (10336, 124577)]