401778221

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{449}}^1\times {\mathrm{4049}}^1$

素因数の和:4528

約数の個数: 16

約数和(自身を含む): 459270000

約数和(自身を除く): 57491779

約数列:

[1, 13, 17, 221, 449, 4049, 5837, 7633, 52637, 68833, 99229, 894829, 1818001, 23634013, 30906017, 401778221]

約数ペア:

[(1, 401778221), (13, 30906017), (17, 23634013), (221, 1818001), (449, 894829), (4049, 99229), (5837, 68833), (7633, 52637)]