72389043

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 115240320

約数和(自身を除く): 42851277

約数列:

[1, 3, 9, 17, 51, 53, 79, 113, 153, 159, 237, 339, 477, 711, 901, 1017, 1343, 1921, 2703, 4029, 4187, 5763, 5989, 8109, 8927, 12087, 12561, 17289, 17967, 26781, 37683, 53901, 71179, 80343, 101813, 151759, 213537, 305439, 455277, 473131, 640611, 916317, 1365831, 1419393, 4258179, 8043227, 24129681, 72389043]

約数ペア:

[(1, 72389043), (3, 24129681), (9, 8043227), (17, 4258179), (51, 1419393), (53, 1365831), (79, 916317), (113, 640611), (153, 473131), (159, 455277), (237, 305439), (339, 213537), (477, 151759), (711, 101813), (901, 80343), (1017, 71179), (1343, 53901), (1921, 37683), (2703, 26781), (4029, 17967), (4187, 17289), (5763, 12561), (5989, 12087), (8109, 8927)]