405444

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:156

約数の個数: 48

約数和(自身を含む): 1072512

約数和(自身を除く): 667068

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 46, 52, 69, 78, 92, 113, 138, 156, 226, 276, 299, 339, 452, 598, 678, 897, 1196, 1356, 1469, 1794, 2599, 2938, 3588, 4407, 5198, 5876, 7797, 8814, 10396, 15594, 17628, 31188, 33787, 67574, 101361, 135148, 202722, 405444]

約数ペア:

[(1, 405444), (2, 202722), (3, 135148), (4, 101361), (6, 67574), (12, 33787), (13, 31188), (23, 17628), (26, 15594), (39, 10396), (46, 8814), (52, 7797), (69, 5876), (78, 5198), (92, 4407), (113, 3588), (138, 2938), (156, 2599), (226, 1794), (276, 1469), (299, 1356), (339, 1196), (452, 897), (598, 678)]