1285698978

素因数分解:

$2^1\times 3^2\times {\mathrm{127}}^1\times {\mathrm{173}}^1\times {\mathrm{3251}}^1$

素因数の和:3559

約数の個数: 48

約数和(自身を含む): 2824713216

約数和(自身を除く): 1539014238

約数列:

[1, 2, 3, 6, 9, 18, 127, 173, 254, 346, 381, 519, 762, 1038, 1143, 1557, 2286, 3114, 3251, 6502, 9753, 19506, 21971, 29259, 43942, 58518, 65913, 131826, 197739, 395478, 412877, 562423, 825754, 1124846, 1238631, 1687269, 2477262, 3374538, 3715893, 5061807, 7431786, 10123614, 71427721, 142855442, 214283163, 428566326, 642849489, 1285698978]

約数ペア:

[(1, 1285698978), (2, 642849489), (3, 428566326), (6, 214283163), (9, 142855442), (18, 71427721), (127, 10123614), (173, 7431786), (254, 5061807), (346, 3715893), (381, 3374538), (519, 2477262), (762, 1687269), (1038, 1238631), (1143, 1124846), (1557, 825754), (2286, 562423), (3114, 412877), (3251, 395478), (6502, 197739), (9753, 131826), (19506, 65913), (21971, 58518), (29259, 43942)]