81784458

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{23}}^2\times {\mathrm{409}}^1$

素因数の和:473

約数の個数: 96

約数和(自身を含む): 217660800

約数和(自身を除く): 135876342

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 42, 46, 54, 63, 69, 126, 138, 161, 189, 207, 322, 378, 409, 414, 483, 529, 621, 818, 966, 1058, 1227, 1242, 1449, 1587, 2454, 2863, 2898, 3174, 3681, 3703, 4347, 4761, 5726, 7362, 7406, 8589, 8694, 9407, 9522, 11043, 11109, 14283, 17178, 18814, 22086, 22218, 25767, 28221, 28566, 33327, 51534, 56442, 65849, 66654, 77301, 84663, 99981, 131698, 154602, 169326, 197547, 199962, 216361, 253989, 395094, 432722, 507978, 592641, 649083, 1185282, 1298166, 1514527, 1777923, 1947249, 3029054, 3555846, 3894498, 4543581, 5841747, 9087162, 11683494, 13630743, 27261486, 40892229, 81784458]

約数ペア:

[(1, 81784458), (2, 40892229), (3, 27261486), (6, 13630743), (7, 11683494), (9, 9087162), (14, 5841747), (18, 4543581), (21, 3894498), (23, 3555846), (27, 3029054), (42, 1947249), (46, 1777923), (54, 1514527), (63, 1298166), (69, 1185282), (126, 649083), (138, 592641), (161, 507978), (189, 432722), (207, 395094), (322, 253989), (378, 216361), (409, 199962), (414, 197547), (483, 169326), (529, 154602), (621, 131698), (818, 99981), (966, 84663), (1058, 77301), (1227, 66654), (1242, 65849), (1449, 56442), (1587, 51534), (2454, 33327), (2863, 28566), (2898, 28221), (3174, 25767), (3681, 22218), (3703, 22086), (4347, 18814), (4761, 17178), (5726, 14283), (7362, 11109), (7406, 11043), (8589, 9522), (8694, 9407)]