84618828

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{409}}^1\times {\mathrm{821}}^1$

素因数の和:1247

約数の個数: 72

約数和(自身を含む): 245350560

約数和(自身を除く): 160731732

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 409, 818, 821, 1227, 1636, 1642, 2454, 2463, 2863, 3284, 3681, 4908, 4926, 5726, 5747, 7362, 7389, 8589, 9852, 11452, 11494, 14724, 14778, 17178, 17241, 22988, 25767, 29556, 34356, 34482, 51534, 51723, 68964, 103068, 103446, 206892, 335789, 671578, 1007367, 1343156, 2014734, 2350523, 3022101, 4029468, 4701046, 6044202, 7051569, 9402092, 12088404, 14103138, 21154707, 28206276, 42309414, 84618828]

約数ペア:

[(1, 84618828), (2, 42309414), (3, 28206276), (4, 21154707), (6, 14103138), (7, 12088404), (9, 9402092), (12, 7051569), (14, 6044202), (18, 4701046), (21, 4029468), (28, 3022101), (36, 2350523), (42, 2014734), (63, 1343156), (84, 1007367), (126, 671578), (252, 335789), (409, 206892), (818, 103446), (821, 103068), (1227, 68964), (1636, 51723), (1642, 51534), (2454, 34482), (2463, 34356), (2863, 29556), (3284, 25767), (3681, 22988), (4908, 17241), (4926, 17178), (5726, 14778), (5747, 14724), (7362, 11494), (7389, 11452), (8589, 9852)]