64970892

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{347}}^1\times {\mathrm{743}}^1$

素因数の和:1107

約数の個数: 72

約数和(自身を含む): 188487936

約数和(自身を除く): 123517044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 347, 694, 743, 1041, 1388, 1486, 2082, 2229, 2429, 2972, 3123, 4164, 4458, 4858, 5201, 6246, 6687, 7287, 8916, 9716, 10402, 12492, 13374, 14574, 15603, 20804, 21861, 26748, 29148, 31206, 43722, 46809, 62412, 87444, 93618, 187236, 257821, 515642, 773463, 1031284, 1546926, 1804747, 2320389, 3093852, 3609494, 4640778, 5414241, 7218988, 9281556, 10828482, 16242723, 21656964, 32485446, 64970892]

約数ペア:

[(1, 64970892), (2, 32485446), (3, 21656964), (4, 16242723), (6, 10828482), (7, 9281556), (9, 7218988), (12, 5414241), (14, 4640778), (18, 3609494), (21, 3093852), (28, 2320389), (36, 1804747), (42, 1546926), (63, 1031284), (84, 773463), (126, 515642), (252, 257821), (347, 187236), (694, 93618), (743, 87444), (1041, 62412), (1388, 46809), (1486, 43722), (2082, 31206), (2229, 29148), (2429, 26748), (2972, 21861), (3123, 20804), (4164, 15603), (4458, 14574), (4858, 13374), (5201, 12492), (6246, 10402), (6687, 9716), (7287, 8916)]