678146508

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{39163}}^1$

素因数の和:39223

約数の個数: 72

約数和(自身を含む): 1896007568

約数和(自身を除く): 1217861060

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 37, 39, 52, 74, 78, 111, 117, 148, 156, 222, 234, 333, 444, 468, 481, 666, 962, 1332, 1443, 1924, 2886, 4329, 5772, 8658, 17316, 39163, 78326, 117489, 156652, 234978, 352467, 469956, 509119, 704934, 1018238, 1409868, 1449031, 1527357, 2036476, 2898062, 3054714, 4347093, 4582071, 5796124, 6109428, 8694186, 9164142, 13041279, 17388372, 18328284, 18837403, 26082558, 37674806, 52165116, 56512209, 75349612, 113024418, 169536627, 226048836, 339073254, 678146508]

約数ペア:

[(1, 678146508), (2, 339073254), (3, 226048836), (4, 169536627), (6, 113024418), (9, 75349612), (12, 56512209), (13, 52165116), (18, 37674806), (26, 26082558), (36, 18837403), (37, 18328284), (39, 17388372), (52, 13041279), (74, 9164142), (78, 8694186), (111, 6109428), (117, 5796124), (148, 4582071), (156, 4347093), (222, 3054714), (234, 2898062), (333, 2036476), (444, 1527357), (468, 1449031), (481, 1409868), (666, 1018238), (962, 704934), (1332, 509119), (1443, 469956), (1924, 352467), (2886, 234978), (4329, 156652), (5772, 117489), (8658, 78326), (17316, 39163)]