128827215

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{821}}^1$

素因数の和:1160

約数の個数: 48

約数和(自身を含む): 244666656

約数和(自身を除く): 115839441

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 317, 495, 821, 951, 1585, 2463, 2853, 3487, 4105, 4755, 7389, 9031, 10461, 12315, 14265, 17435, 27093, 31383, 36945, 45155, 52305, 81279, 135465, 156915, 260257, 406395, 780771, 1301285, 2342313, 2862827, 3903855, 8588481, 11711565, 14314135, 25765443, 42942405, 128827215]

約数ペア:

[(1, 128827215), (3, 42942405), (5, 25765443), (9, 14314135), (11, 11711565), (15, 8588481), (33, 3903855), (45, 2862827), (55, 2342313), (99, 1301285), (165, 780771), (317, 406395), (495, 260257), (821, 156915), (951, 135465), (1585, 81279), (2463, 52305), (2853, 45155), (3487, 36945), (4105, 31383), (4755, 27093), (7389, 17435), (9031, 14265), (10461, 12315)]