281573964

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{769}}^1\times {\mathrm{1453}}^1$

素因数の和:2239

約数の個数: 72

約数和(自身を含む): 815054240

約数和(自身を除く): 533480276

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 769, 1453, 1538, 2307, 2906, 3076, 4359, 4614, 5383, 5812, 6921, 8718, 9228, 10171, 10766, 13077, 13842, 16149, 17436, 20342, 21532, 26154, 27684, 30513, 32298, 40684, 48447, 52308, 61026, 64596, 91539, 96894, 122052, 183078, 193788, 366156, 1117357, 2234714, 3352071, 4469428, 6704142, 7821499, 10056213, 13408284, 15642998, 20112426, 23464497, 31285996, 40224852, 46928994, 70393491, 93857988, 140786982, 281573964]

約数ペア:

[(1, 281573964), (2, 140786982), (3, 93857988), (4, 70393491), (6, 46928994), (7, 40224852), (9, 31285996), (12, 23464497), (14, 20112426), (18, 15642998), (21, 13408284), (28, 10056213), (36, 7821499), (42, 6704142), (63, 4469428), (84, 3352071), (126, 2234714), (252, 1117357), (769, 366156), (1453, 193788), (1538, 183078), (2307, 122052), (2906, 96894), (3076, 91539), (4359, 64596), (4614, 61026), (5383, 52308), (5812, 48447), (6921, 40684), (8718, 32298), (9228, 30513), (10171, 27684), (10766, 26154), (13077, 21532), (13842, 20342), (16149, 17436)]