213796278

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{251}}^1\times {\mathrm{599}}^1$

素因数の和:937

約数の個数: 48

約数和(自身を含む): 471744000

約数和(自身を除く): 257947722

約数列:

[1, 2, 3, 6, 9, 18, 79, 158, 237, 251, 474, 502, 599, 711, 753, 1198, 1422, 1506, 1797, 2259, 3594, 4518, 5391, 10782, 19829, 39658, 47321, 59487, 94642, 118974, 141963, 150349, 178461, 283926, 300698, 356922, 425889, 451047, 851778, 902094, 1353141, 2706282, 11877571, 23755142, 35632713, 71265426, 106898139, 213796278]

約数ペア:

[(1, 213796278), (2, 106898139), (3, 71265426), (6, 35632713), (9, 23755142), (18, 11877571), (79, 2706282), (158, 1353141), (237, 902094), (251, 851778), (474, 451047), (502, 425889), (599, 356922), (711, 300698), (753, 283926), (1198, 178461), (1422, 150349), (1506, 141963), (1797, 118974), (2259, 94642), (3594, 59487), (4518, 47321), (5391, 39658), (10782, 19829)]