1256133609

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{863}}^1$

素因数の和:987

約数の個数: 64

約数和(自身を含む): 2017198080

約数和(自身を除く): 761064471

約数列:

[1, 3, 9, 27, 31, 37, 47, 93, 111, 141, 279, 333, 423, 837, 863, 999, 1147, 1269, 1457, 1739, 2589, 3441, 4371, 5217, 7767, 10323, 13113, 15651, 23301, 26753, 30969, 31931, 39339, 40561, 46953, 53909, 80259, 95793, 121683, 161727, 240777, 287379, 365049, 485181, 722331, 862137, 989861, 1095147, 1257391, 1455543, 1500757, 2969583, 3772173, 4502271, 8908749, 11316519, 13506813, 26726247, 33949557, 40520439, 46523467, 139570401, 418711203, 1256133609]

約数ペア:

[(1, 1256133609), (3, 418711203), (9, 139570401), (27, 46523467), (31, 40520439), (37, 33949557), (47, 26726247), (93, 13506813), (111, 11316519), (141, 8908749), (279, 4502271), (333, 3772173), (423, 2969583), (837, 1500757), (863, 1455543), (999, 1257391), (1147, 1095147), (1269, 989861), (1457, 862137), (1739, 722331), (2589, 485181), (3441, 365049), (4371, 287379), (5217, 240777), (7767, 161727), (10323, 121683), (13113, 95793), (15651, 80259), (23301, 53909), (26753, 46953), (30969, 40561), (31931, 39339)]