1878774807

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:389

約数の個数: 96

約数和(自身を含む): 3248792064

約数和(自身を除く): 1370017257

約数列:

[1, 3, 7, 13, 21, 39, 49, 61, 71, 91, 147, 183, 213, 227, 273, 427, 497, 637, 681, 793, 923, 1281, 1491, 1589, 1911, 2379, 2769, 2951, 2989, 3479, 4331, 4767, 5551, 6461, 8853, 8967, 10437, 11123, 12993, 13847, 16117, 16653, 19383, 20657, 30317, 33369, 38857, 41541, 45227, 48351, 56303, 61971, 90951, 96929, 112819, 116571, 135681, 144599, 168909, 180011, 209521, 212219, 290787, 338457, 394121, 433797, 540033, 628563, 636657, 678503, 789733, 983137, 1182363, 1260077, 1466647, 2035509, 2369199, 2758847, 2949411, 3780231, 4399941, 6881959, 8276541, 8820539, 10266529, 12780781, 20645877, 26461617, 30799587, 38342343, 48173713, 89465467, 144521139, 268396401, 626258269, 1878774807]

約数ペア:

[(1, 1878774807), (3, 626258269), (7, 268396401), (13, 144521139), (21, 89465467), (39, 48173713), (49, 38342343), (61, 30799587), (71, 26461617), (91, 20645877), (147, 12780781), (183, 10266529), (213, 8820539), (227, 8276541), (273, 6881959), (427, 4399941), (497, 3780231), (637, 2949411), (681, 2758847), (793, 2369199), (923, 2035509), (1281, 1466647), (1491, 1260077), (1589, 1182363), (1911, 983137), (2379, 789733), (2769, 678503), (2951, 636657), (2989, 628563), (3479, 540033), (4331, 433797), (4767, 394121), (5551, 338457), (6461, 290787), (8853, 212219), (8967, 209521), (10437, 180011), (11123, 168909), (12993, 144599), (13847, 135681), (16117, 116571), (16653, 112819), (19383, 96929), (20657, 90951), (30317, 61971), (33369, 56303), (38857, 48351), (41541, 45227)]