207952515

素因数分解:

$3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{11941}}^1$

素因数の和:12001

約数の個数: 40

約数和(自身を含む): 381475248

約数和(自身を除く): 173522733

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 81, 129, 135, 215, 387, 405, 645, 1161, 1935, 3483, 5805, 11941, 17415, 35823, 59705, 107469, 179115, 322407, 513463, 537345, 967221, 1540389, 1612035, 2567315, 4621167, 4836105, 7701945, 13863501, 23105835, 41590503, 69317505, 207952515]

約数ペア:

[(1, 207952515), (3, 69317505), (5, 41590503), (9, 23105835), (15, 13863501), (27, 7701945), (43, 4836105), (45, 4621167), (81, 2567315), (129, 1612035), (135, 1540389), (215, 967221), (387, 537345), (405, 513463), (645, 322407), (1161, 179115), (1935, 107469), (3483, 59705), (5805, 35823), (11941, 17415)]