27786395

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{353}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 41392512

約数和(自身を除く): 13606117

約数列:

[1, 5, 7, 13, 35, 65, 91, 173, 353, 455, 865, 1211, 1765, 2249, 2471, 4589, 6055, 11245, 12355, 15743, 22945, 32123, 61069, 78715, 160615, 305345, 427483, 793897, 2137415, 3969485, 5557279, 27786395]

約数ペア:

[(1, 27786395), (5, 5557279), (7, 3969485), (13, 2137415), (35, 793897), (65, 427483), (91, 305345), (173, 160615), (353, 78715), (455, 61069), (865, 32123), (1211, 22945), (1765, 15743), (2249, 12355), (2471, 11245), (4589, 6055)]