2783198925

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{9421}}^1$

素因数の和:9551

約数の個数: 72

約数和(自身を含む): 5422210248

約数和(自身を除く): 2639011323

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 101, 117, 195, 225, 303, 325, 505, 585, 909, 975, 1313, 1515, 2525, 2925, 3939, 4545, 6565, 7575, 9421, 11817, 19695, 22725, 28263, 32825, 47105, 59085, 84789, 98475, 122473, 141315, 235525, 295425, 367419, 423945, 612365, 706575, 951521, 1102257, 1837095, 2119725, 2854563, 3061825, 4757605, 5511285, 8563689, 9185475, 12369773, 14272815, 23788025, 27556425, 37109319, 42818445, 61848865, 71364075, 111327957, 185546595, 214092225, 309244325, 556639785, 927732975, 2783198925]

約数ペア:

[(1, 2783198925), (3, 927732975), (5, 556639785), (9, 309244325), (13, 214092225), (15, 185546595), (25, 111327957), (39, 71364075), (45, 61848865), (65, 42818445), (75, 37109319), (101, 27556425), (117, 23788025), (195, 14272815), (225, 12369773), (303, 9185475), (325, 8563689), (505, 5511285), (585, 4757605), (909, 3061825), (975, 2854563), (1313, 2119725), (1515, 1837095), (2525, 1102257), (2925, 951521), (3939, 706575), (4545, 612365), (6565, 423945), (7575, 367419), (9421, 295425), (11817, 235525), (19695, 141315), (22725, 122473), (28263, 98475), (32825, 84789), (47105, 59085)]