51573555

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2423}}^1$

素因数の和:2488

約数の個数: 48

約数和(自身を含む): 99830016

約数和(自身を除く): 48256461

約数列:

[1, 3, 5, 9, 11, 15, 33, 43, 45, 55, 99, 129, 165, 215, 387, 473, 495, 645, 1419, 1935, 2365, 2423, 4257, 7095, 7269, 12115, 21285, 21807, 26653, 36345, 79959, 104189, 109035, 133265, 239877, 312567, 399795, 520945, 937701, 1146079, 1199385, 1562835, 3438237, 4688505, 5730395, 10314711, 17191185, 51573555]

約数ペア:

[(1, 51573555), (3, 17191185), (5, 10314711), (9, 5730395), (11, 4688505), (15, 3438237), (33, 1562835), (43, 1199385), (45, 1146079), (55, 937701), (99, 520945), (129, 399795), (165, 312567), (215, 239877), (387, 133265), (473, 109035), (495, 104189), (645, 79959), (1419, 36345), (1935, 26653), (2365, 21807), (2423, 21285), (4257, 12115), (7095, 7269)]