259430652

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{1129}}^1$

素因数の和:1643

約数の個数: 72

約数和(自身を含む): 708293040

約数和(自身を除く): 448862388

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 491, 982, 1129, 1473, 1964, 2258, 2946, 3387, 4419, 4516, 5892, 6383, 6774, 8838, 10161, 12766, 13548, 14677, 17676, 19149, 20322, 25532, 29354, 38298, 40644, 44031, 57447, 58708, 76596, 88062, 114894, 132093, 176124, 229788, 264186, 528372, 554339, 1108678, 1663017, 2217356, 3326034, 4989051, 6652068, 7206407, 9978102, 14412814, 19956204, 21619221, 28825628, 43238442, 64857663, 86476884, 129715326, 259430652]

約数ペア:

[(1, 259430652), (2, 129715326), (3, 86476884), (4, 64857663), (6, 43238442), (9, 28825628), (12, 21619221), (13, 19956204), (18, 14412814), (26, 9978102), (36, 7206407), (39, 6652068), (52, 4989051), (78, 3326034), (117, 2217356), (156, 1663017), (234, 1108678), (468, 554339), (491, 528372), (982, 264186), (1129, 229788), (1473, 176124), (1964, 132093), (2258, 114894), (2946, 88062), (3387, 76596), (4419, 58708), (4516, 57447), (5892, 44031), (6383, 40644), (6774, 38298), (8838, 29354), (10161, 25532), (12766, 20322), (13548, 19149), (14677, 17676)]