197205519

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{1453}}^1$

素因数の和:1767

約数の個数: 32

約数和(自身を含む): 314901504

約数和(自身を除く): 117695985

約数列:

[1, 3, 7, 21, 23, 69, 161, 281, 483, 843, 1453, 1967, 4359, 5901, 6463, 10171, 19389, 30513, 33419, 45241, 100257, 135723, 233933, 408293, 701799, 1224879, 2858051, 8574153, 9390739, 28172217, 65735173, 197205519]

約数ペア:

[(1, 197205519), (3, 65735173), (7, 28172217), (21, 9390739), (23, 8574153), (69, 2858051), (161, 1224879), (281, 701799), (483, 408293), (843, 233933), (1453, 135723), (1967, 100257), (4359, 45241), (5901, 33419), (6463, 30513), (10171, 19389)]