208508742

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{547}}^1$

素因数の和:755

約数の個数: 80

約数和(自身を含む): 506858352

約数和(自身を除く): 298349610

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 181, 234, 351, 362, 543, 547, 702, 1053, 1086, 1094, 1629, 1641, 2106, 2353, 3258, 3282, 4706, 4887, 4923, 7059, 7111, 9774, 9846, 14118, 14222, 14661, 14769, 21177, 21333, 29322, 29538, 42354, 42666, 44307, 63531, 63999, 88614, 99007, 127062, 127998, 190593, 191997, 198014, 297021, 381186, 383994, 575991, 594042, 891063, 1151982, 1287091, 1782126, 2574182, 2673189, 3861273, 5346378, 7722546, 8019567, 11583819, 16039134, 23167638, 34751457, 69502914, 104254371, 208508742]

約数ペア:

[(1, 208508742), (2, 104254371), (3, 69502914), (6, 34751457), (9, 23167638), (13, 16039134), (18, 11583819), (26, 8019567), (27, 7722546), (39, 5346378), (54, 3861273), (78, 2673189), (81, 2574182), (117, 1782126), (162, 1287091), (181, 1151982), (234, 891063), (351, 594042), (362, 575991), (543, 383994), (547, 381186), (702, 297021), (1053, 198014), (1086, 191997), (1094, 190593), (1629, 127998), (1641, 127062), (2106, 99007), (2353, 88614), (3258, 63999), (3282, 63531), (4706, 44307), (4887, 42666), (4923, 42354), (7059, 29538), (7111, 29322), (9774, 21333), (9846, 21177), (14118, 14769), (14222, 14661)]