401139999

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{12841}}^1$

素因数の和:12952

約数の個数: 32

約数和(自身を含む): 647236800

約数和(自身を除く): 246096801

約数列:

[1, 3, 9, 13, 27, 39, 89, 117, 267, 351, 801, 1157, 2403, 3471, 10413, 12841, 31239, 38523, 115569, 166933, 346707, 500799, 1142849, 1502397, 3428547, 4507191, 10285641, 14857037, 30856923, 44571111, 133713333, 401139999]

約数ペア:

[(1, 401139999), (3, 133713333), (9, 44571111), (13, 30856923), (27, 14857037), (39, 10285641), (89, 4507191), (117, 3428547), (267, 1502397), (351, 1142849), (801, 500799), (1157, 346707), (2403, 166933), (3471, 115569), (10413, 38523), (12841, 31239)]