2210145

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:150

約数の個数: 48

約数和(自身を含む): 4290048

約数和(自身を除く): 2079903

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 49, 93, 97, 105, 147, 155, 217, 245, 291, 465, 485, 651, 679, 735, 1085, 1455, 1519, 2037, 3007, 3255, 3395, 4557, 4753, 7595, 9021, 10185, 14259, 15035, 21049, 22785, 23765, 45105, 63147, 71295, 105245, 147343, 315735, 442029, 736715, 2210145]

約数ペア:

[(1, 2210145), (3, 736715), (5, 442029), (7, 315735), (15, 147343), (21, 105245), (31, 71295), (35, 63147), (49, 45105), (93, 23765), (97, 22785), (105, 21049), (147, 15035), (155, 14259), (217, 10185), (245, 9021), (291, 7595), (465, 4753), (485, 4557), (651, 3395), (679, 3255), (735, 3007), (1085, 2037), (1455, 1519)]