381640909

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1\times {\mathrm{1931}}^1$

素因数の和:2628

約数の個数: 16

約数和(自身を含む): 429738624

約数和(自身を除く): 48097715

約数列:

[1, 13, 23, 299, 661, 1931, 8593, 15203, 25103, 44413, 197639, 577369, 1276391, 16593083, 29356993, 381640909]

約数ペア:

[(1, 381640909), (13, 29356993), (23, 16593083), (299, 1276391), (661, 577369), (1931, 197639), (8593, 44413), (15203, 25103)]