1291229205

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{13679}}^1$

素因数の和:13754

約数の個数: 64

約数和(自身を含む): 2521497600

約数和(自身を除く): 1230268395

約数列:

[1, 3, 5, 7, 15, 21, 29, 31, 35, 87, 93, 105, 145, 155, 203, 217, 435, 465, 609, 651, 899, 1015, 1085, 2697, 3045, 3255, 4495, 6293, 13485, 13679, 18879, 31465, 41037, 68395, 94395, 95753, 205185, 287259, 396691, 424049, 478765, 1190073, 1272147, 1436295, 1983455, 2120245, 2776837, 2968343, 5950365, 6360735, 8330511, 8905029, 12297421, 13884185, 14841715, 36892263, 41652555, 44525145, 61487105, 86081947, 184461315, 258245841, 430409735, 1291229205]

約数ペア:

[(1, 1291229205), (3, 430409735), (5, 258245841), (7, 184461315), (15, 86081947), (21, 61487105), (29, 44525145), (31, 41652555), (35, 36892263), (87, 14841715), (93, 13884185), (105, 12297421), (145, 8905029), (155, 8330511), (203, 6360735), (217, 5950365), (435, 2968343), (465, 2776837), (609, 2120245), (651, 1983455), (899, 1436295), (1015, 1272147), (1085, 1190073), (2697, 478765), (3045, 424049), (3255, 396691), (4495, 287259), (6293, 205185), (13485, 95753), (13679, 94395), (18879, 68395), (31465, 41037)]