25486066921

素因数分解:

$7^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{541}}^1$

素因数の和:806

約数の個数: 48

約数和(自身を含む): 31000665600

約数和(自身を除く): 5514598679

約数列:

[1, 7, 31, 47, 149, 217, 329, 541, 961, 1043, 1457, 3787, 4619, 6727, 7003, 10199, 16771, 25427, 32333, 45167, 49021, 80609, 117397, 143189, 177989, 217093, 316169, 519901, 564263, 788237, 1002323, 1519651, 2498879, 3639307, 3788623, 5517659, 6729883, 17492153, 24435347, 26520361, 47109181, 77465249, 117447313, 171047429, 542256743, 822131191, 3640866703, 25486066921]

約数ペア:

[(1, 25486066921), (7, 3640866703), (31, 822131191), (47, 542256743), (149, 171047429), (217, 117447313), (329, 77465249), (541, 47109181), (961, 26520361), (1043, 24435347), (1457, 17492153), (3787, 6729883), (4619, 5517659), (6727, 3788623), (7003, 3639307), (10199, 2498879), (16771, 1519651), (25427, 1002323), (32333, 788237), (45167, 564263), (49021, 519901), (80609, 316169), (117397, 217093), (143189, 177989)]