1924965

素因数分解:

$3^4\times 5^1\times 7^2\times {\mathrm{97}}^1$

素因数の和:128

約数の個数: 60

約数和(自身を含む): 4055436

約数和(自身を除く): 2130471

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 81, 97, 105, 135, 147, 189, 245, 291, 315, 405, 441, 485, 567, 679, 735, 873, 945, 1323, 1455, 2037, 2205, 2619, 2835, 3395, 3969, 4365, 4753, 6111, 6615, 7857, 10185, 13095, 14259, 18333, 19845, 23765, 30555, 39285, 42777, 54999, 71295, 91665, 128331, 213885, 274995, 384993, 641655, 1924965]

約数ペア:

[(1, 1924965), (3, 641655), (5, 384993), (7, 274995), (9, 213885), (15, 128331), (21, 91665), (27, 71295), (35, 54999), (45, 42777), (49, 39285), (63, 30555), (81, 23765), (97, 19845), (105, 18333), (135, 14259), (147, 13095), (189, 10185), (245, 7857), (291, 6615), (315, 6111), (405, 4753), (441, 4365), (485, 3969), (567, 3395), (679, 2835), (735, 2619), (873, 2205), (945, 2037), (1323, 1455)]