207728073

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{1697}}^1$

素因数の和:1806

約数の個数: 48

約数和(自身を含む): 360247680

約数和(自身を除く): 152519607

約数列:

[1, 3, 7, 9, 21, 29, 63, 67, 87, 201, 203, 261, 469, 603, 609, 1407, 1697, 1827, 1943, 4221, 5091, 5829, 11879, 13601, 15273, 17487, 35637, 40803, 49213, 106911, 113699, 122409, 147639, 341097, 344491, 442917, 795893, 1023291, 1033473, 2387679, 3100419, 3297271, 7163037, 9891813, 23080897, 29675439, 69242691, 207728073]

約数ペア:

[(1, 207728073), (3, 69242691), (7, 29675439), (9, 23080897), (21, 9891813), (29, 7163037), (63, 3297271), (67, 3100419), (87, 2387679), (201, 1033473), (203, 1023291), (261, 795893), (469, 442917), (603, 344491), (609, 341097), (1407, 147639), (1697, 122409), (1827, 113699), (1943, 106911), (4221, 49213), (5091, 40803), (5829, 35637), (11879, 17487), (13601, 15273)]