199805004

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{18439}}^1$

素因数の和:18499

約数の個数: 72

約数和(自身を含む): 590670080

約数和(自身を除く): 390865076

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 43, 63, 84, 86, 126, 129, 172, 252, 258, 301, 387, 516, 602, 774, 903, 1204, 1548, 1806, 2709, 3612, 5418, 10836, 18439, 36878, 55317, 73756, 110634, 129073, 165951, 221268, 258146, 331902, 387219, 516292, 663804, 774438, 792877, 1161657, 1548876, 1585754, 2323314, 2378631, 3171508, 4646628, 4757262, 5550139, 7135893, 9514524, 11100278, 14271786, 16650417, 22200556, 28543572, 33300834, 49951251, 66601668, 99902502, 199805004]

約数ペア:

[(1, 199805004), (2, 99902502), (3, 66601668), (4, 49951251), (6, 33300834), (7, 28543572), (9, 22200556), (12, 16650417), (14, 14271786), (18, 11100278), (21, 9514524), (28, 7135893), (36, 5550139), (42, 4757262), (43, 4646628), (63, 3171508), (84, 2378631), (86, 2323314), (126, 1585754), (129, 1548876), (172, 1161657), (252, 792877), (258, 774438), (301, 663804), (387, 516292), (516, 387219), (602, 331902), (774, 258146), (903, 221268), (1204, 165951), (1548, 129073), (1806, 110634), (2709, 73756), (3612, 55317), (5418, 36878), (10836, 18439)]