16754325

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:171

約数の個数: 72

約数和(自身を含む): 33247872

約数和(自身を除く): 16493547

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 47, 49, 75, 97, 105, 141, 147, 175, 235, 245, 291, 329, 485, 525, 679, 705, 735, 987, 1175, 1225, 1455, 1645, 2037, 2303, 2425, 3395, 3525, 3675, 4559, 4753, 4935, 6909, 7275, 8225, 10185, 11515, 13677, 14259, 16975, 22795, 23765, 24675, 31913, 34545, 50925, 57575, 68385, 71295, 95739, 113975, 118825, 159565, 172725, 223391, 341925, 356475, 478695, 670173, 797825, 1116955, 2393475, 3350865, 5584775, 16754325]

約数ペア:

[(1, 16754325), (3, 5584775), (5, 3350865), (7, 2393475), (15, 1116955), (21, 797825), (25, 670173), (35, 478695), (47, 356475), (49, 341925), (75, 223391), (97, 172725), (105, 159565), (141, 118825), (147, 113975), (175, 95739), (235, 71295), (245, 68385), (291, 57575), (329, 50925), (485, 34545), (525, 31913), (679, 24675), (705, 23765), (735, 22795), (987, 16975), (1175, 14259), (1225, 13677), (1455, 11515), (1645, 10185), (2037, 8225), (2303, 7275), (2425, 6909), (3395, 4935), (3525, 4753), (3675, 4559)]