255509889498

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{2969}}^1\times {\mathrm{67339}}^1$

素因数の和:70387

約数の個数: 48

約数和(自身を含む): 561599438400

約数和(自身を除く): 306089548902

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 2969, 5938, 8907, 17814, 26721, 53442, 67339, 134678, 202017, 210799, 404034, 421598, 606051, 632397, 1212102, 1264794, 1897191, 3794382, 4781069, 9562138, 14343207, 28686414, 43029621, 86059242, 199929491, 399858982, 599788473, 1199576946, 1799365419, 3598730838, 14194993861, 28389987722, 42584981583, 85169963166, 127754944749, 255509889498]

約数ペア:

[(1, 255509889498), (2, 127754944749), (3, 85169963166), (6, 42584981583), (9, 28389987722), (18, 14194993861), (71, 3598730838), (142, 1799365419), (213, 1199576946), (426, 599788473), (639, 399858982), (1278, 199929491), (2969, 86059242), (5938, 43029621), (8907, 28686414), (17814, 14343207), (26721, 9562138), (53442, 4781069), (67339, 3794382), (134678, 1897191), (202017, 1264794), (210799, 1212102), (404034, 632397), (421598, 606051)]