123687972

素因数分解:

$2^2\times 3^9\times {\mathrm{1571}}^1$

素因数の和:1602

約数の個数: 60

約数和(自身を含む): 324882096

約数和(自身を除く): 201194124

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 1571, 2187, 2916, 3142, 4374, 4713, 6284, 6561, 8748, 9426, 13122, 14139, 18852, 19683, 26244, 28278, 39366, 42417, 56556, 78732, 84834, 127251, 169668, 254502, 381753, 509004, 763506, 1145259, 1527012, 2290518, 3435777, 4581036, 6871554, 10307331, 13743108, 20614662, 30921993, 41229324, 61843986, 123687972]

約数ペア:

[(1, 123687972), (2, 61843986), (3, 41229324), (4, 30921993), (6, 20614662), (9, 13743108), (12, 10307331), (18, 6871554), (27, 4581036), (36, 3435777), (54, 2290518), (81, 1527012), (108, 1145259), (162, 763506), (243, 509004), (324, 381753), (486, 254502), (729, 169668), (972, 127251), (1458, 84834), (1571, 78732), (2187, 56556), (2916, 42417), (3142, 39366), (4374, 28278), (4713, 26244), (6284, 19683), (6561, 18852), (8748, 14139), (9426, 13122)]