13902819

素因数分解:

$3^1\times 7^3\times {\mathrm{59}}^1\times {\mathrm{229}}^1$

素因数の和:312

約数の個数: 32

約数和(自身を含む): 22080000

約数和(自身を除く): 8177181

約数列:

[1, 3, 7, 21, 49, 59, 147, 177, 229, 343, 413, 687, 1029, 1239, 1603, 2891, 4809, 8673, 11221, 13511, 20237, 33663, 40533, 60711, 78547, 94577, 235641, 283731, 662039, 1986117, 4634273, 13902819]

約数ペア:

[(1, 13902819), (3, 4634273), (7, 1986117), (21, 662039), (49, 283731), (59, 235641), (147, 94577), (177, 78547), (229, 60711), (343, 40533), (413, 33663), (687, 20237), (1029, 13511), (1239, 11221), (1603, 8673), (2891, 4809)]