639111384

素因数分解:

$2^3\times 3^7\times {\mathrm{36529}}^1$

素因数の和:36556

約数の個数: 64

約数和(自身を含む): 1797276000

約数和(自身を除く): 1158164616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 729, 972, 1458, 1944, 2187, 2916, 4374, 5832, 8748, 17496, 36529, 73058, 109587, 146116, 219174, 292232, 328761, 438348, 657522, 876696, 986283, 1315044, 1972566, 2630088, 2958849, 3945132, 5917698, 7890264, 8876547, 11835396, 17753094, 23670792, 26629641, 35506188, 53259282, 71012376, 79888923, 106518564, 159777846, 213037128, 319555692, 639111384]

約数ペア:

[(1, 639111384), (2, 319555692), (3, 213037128), (4, 159777846), (6, 106518564), (8, 79888923), (9, 71012376), (12, 53259282), (18, 35506188), (24, 26629641), (27, 23670792), (36, 17753094), (54, 11835396), (72, 8876547), (81, 7890264), (108, 5917698), (162, 3945132), (216, 2958849), (243, 2630088), (324, 1972566), (486, 1315044), (648, 986283), (729, 876696), (972, 657522), (1458, 438348), (1944, 328761), (2187, 292232), (2916, 219174), (4374, 146116), (5832, 109587), (8748, 73058), (17496, 36529)]