478998

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:133

約数の個数: 48

約数和(自身を含む): 1179360

約数和(自身を除く): 700362

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 46, 69, 78, 89, 117, 138, 178, 207, 234, 267, 299, 414, 534, 598, 801, 897, 1157, 1602, 1794, 2047, 2314, 2691, 3471, 4094, 5382, 6141, 6942, 10413, 12282, 18423, 20826, 26611, 36846, 53222, 79833, 159666, 239499, 478998]

約数ペア:

[(1, 478998), (2, 239499), (3, 159666), (6, 79833), (9, 53222), (13, 36846), (18, 26611), (23, 20826), (26, 18423), (39, 12282), (46, 10413), (69, 6942), (78, 6141), (89, 5382), (117, 4094), (138, 3471), (178, 2691), (207, 2314), (234, 2047), (267, 1794), (299, 1602), (414, 1157), (534, 897), (598, 801)]