7485975

素因数分解:

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

素因数の和:134

約数の個数: 72

約数和(自身を含む): 15797600

約数和(自身を除く): 8311625

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 49, 63, 75, 97, 105, 147, 175, 225, 245, 291, 315, 343, 441, 485, 525, 679, 735, 873, 1029, 1225, 1455, 1575, 1715, 2037, 2205, 2425, 3087, 3395, 3675, 4365, 4753, 5145, 6111, 7275, 8575, 10185, 11025, 14259, 15435, 16975, 21825, 23765, 25725, 30555, 33271, 42777, 50925, 71295, 77175, 99813, 118825, 152775, 166355, 213885, 299439, 356475, 499065, 831775, 1069425, 1497195, 2495325, 7485975]

約数ペア:

[(1, 7485975), (3, 2495325), (5, 1497195), (7, 1069425), (9, 831775), (15, 499065), (21, 356475), (25, 299439), (35, 213885), (45, 166355), (49, 152775), (63, 118825), (75, 99813), (97, 77175), (105, 71295), (147, 50925), (175, 42777), (225, 33271), (245, 30555), (291, 25725), (315, 23765), (343, 21825), (441, 16975), (485, 15435), (525, 14259), (679, 11025), (735, 10185), (873, 8575), (1029, 7275), (1225, 6111), (1455, 5145), (1575, 4753), (1715, 4365), (2037, 3675), (2205, 3395), (2425, 3087)]