2785756491

素因数分解:

$3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{509}}^1\times {\mathrm{797}}^1$

素因数の和:1428

約数の個数: 48

約数和(自身を含む): 4655851200

約数和(自身を除く): 1870094709

約数列:

[1, 3, 7, 9, 21, 63, 109, 327, 509, 763, 797, 981, 1527, 2289, 2391, 3563, 4581, 5579, 6867, 7173, 10689, 16737, 32067, 50211, 55481, 86873, 166443, 260619, 388367, 405673, 499329, 608111, 781857, 1165101, 1217019, 1824333, 2839711, 3495303, 3651057, 5472999, 8519133, 25557399, 44218357, 132655071, 309528499, 397965213, 928585497, 2785756491]

約数ペア:

[(1, 2785756491), (3, 928585497), (7, 397965213), (9, 309528499), (21, 132655071), (63, 44218357), (109, 25557399), (327, 8519133), (509, 5472999), (763, 3651057), (797, 3495303), (981, 2839711), (1527, 1824333), (2289, 1217019), (2391, 1165101), (3563, 781857), (4581, 608111), (5579, 499329), (6867, 405673), (7173, 388367), (10689, 260619), (16737, 166443), (32067, 86873), (50211, 55481)]