208089105

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{8887}}^1$

素因数の和:9125

約数の個数: 32

約数和(自身を含む): 382255104

約数和(自身を除く): 174165999

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 223, 669, 1115, 1561, 3345, 4683, 7805, 8887, 23415, 26661, 44435, 62209, 133305, 186627, 311045, 933135, 1981801, 5945403, 9909005, 13872607, 29727015, 41617821, 69363035, 208089105]

約数ペア:

[(1, 208089105), (3, 69363035), (5, 41617821), (7, 29727015), (15, 13872607), (21, 9909005), (35, 5945403), (105, 1981801), (223, 933135), (669, 311045), (1115, 186627), (1561, 133305), (3345, 62209), (4683, 44435), (7805, 26661), (8887, 23415)]