207844245

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{219941}}^1$

素因数の和:219962

約数の個数: 32

約数和(自身を含む): 422288640

約数和(自身を除く): 214444395

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 219941, 659823, 1099705, 1539587, 1979469, 3299115, 4618761, 5938407, 7697935, 9897345, 13856283, 23093805, 29692035, 41568849, 69281415, 207844245]

約数ペア:

[(1, 207844245), (3, 69281415), (5, 41568849), (7, 29692035), (9, 23093805), (15, 13856283), (21, 9897345), (27, 7697935), (35, 5938407), (45, 4618761), (63, 3299115), (105, 1979469), (135, 1539587), (189, 1099705), (315, 659823), (945, 219941)]