419902641

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{947}}^1\times {\mathrm{2593}}^1$

素因数の和:3565

約数の個数: 24

約数和(自身を含む): 639369120

約数和(自身を除く): 219466479

約数列:

[1, 3, 9, 19, 57, 171, 947, 2593, 2841, 7779, 8523, 17993, 23337, 49267, 53979, 147801, 161937, 443403, 2455571, 7366713, 22100139, 46655849, 139967547, 419902641]

約数ペア:

[(1, 419902641), (3, 139967547), (9, 46655849), (19, 22100139), (57, 7366713), (171, 2455571), (947, 443403), (2593, 161937), (2841, 147801), (7779, 53979), (8523, 49267), (17993, 23337)]