639747768

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{19081}}^1$

素因数の和:19228

約数の個数: 64

約数和(自身を含む): 1758597120

約数和(自身を除く): 1118849352

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 127, 132, 254, 264, 381, 508, 762, 1016, 1397, 1524, 2794, 3048, 4191, 5588, 8382, 11176, 16764, 19081, 33528, 38162, 57243, 76324, 114486, 152648, 209891, 228972, 419782, 457944, 629673, 839564, 1259346, 1679128, 2423287, 2518692, 4846574, 5037384, 7269861, 9693148, 14539722, 19386296, 26656157, 29079444, 53312314, 58158888, 79968471, 106624628, 159936942, 213249256, 319873884, 639747768]

約数ペア:

[(1, 639747768), (2, 319873884), (3, 213249256), (4, 159936942), (6, 106624628), (8, 79968471), (11, 58158888), (12, 53312314), (22, 29079444), (24, 26656157), (33, 19386296), (44, 14539722), (66, 9693148), (88, 7269861), (127, 5037384), (132, 4846574), (254, 2518692), (264, 2423287), (381, 1679128), (508, 1259346), (762, 839564), (1016, 629673), (1397, 457944), (1524, 419782), (2794, 228972), (3048, 209891), (4191, 152648), (5588, 114486), (8382, 76324), (11176, 57243), (16764, 38162), (19081, 33528)]