636785874

素因数分解:

$2^1\times 3^6\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1$

素因数の和:347

約数の個数: 112

約数和(自身を含む): 1527751680

約数和(自身を除く): 890965806

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 127, 162, 171, 181, 243, 254, 342, 362, 381, 486, 513, 543, 729, 762, 1026, 1086, 1143, 1458, 1539, 1629, 2286, 2413, 3078, 3258, 3429, 3439, 4617, 4826, 4887, 6858, 6878, 7239, 9234, 9774, 10287, 10317, 13851, 14478, 14661, 20574, 20634, 21717, 22987, 27702, 29322, 30861, 30951, 43434, 43983, 45974, 61722, 61902, 65151, 68961, 87966, 92583, 92853, 130302, 131949, 137922, 185166, 185706, 195453, 206883, 263898, 278559, 390906, 413766, 436753, 557118, 586359, 620649, 835677, 873506, 1172718, 1241298, 1310259, 1671354, 1759077, 1861947, 2507031, 2620518, 3518154, 3723894, 3930777, 5014062, 5585841, 7861554, 11171682, 11792331, 16757523, 23584662, 33515046, 35376993, 70753986, 106130979, 212261958, 318392937, 636785874]

約数ペア:

[(1, 636785874), (2, 318392937), (3, 212261958), (6, 106130979), (9, 70753986), (18, 35376993), (19, 33515046), (27, 23584662), (38, 16757523), (54, 11792331), (57, 11171682), (81, 7861554), (114, 5585841), (127, 5014062), (162, 3930777), (171, 3723894), (181, 3518154), (243, 2620518), (254, 2507031), (342, 1861947), (362, 1759077), (381, 1671354), (486, 1310259), (513, 1241298), (543, 1172718), (729, 873506), (762, 835677), (1026, 620649), (1086, 586359), (1143, 557118), (1458, 436753), (1539, 413766), (1629, 390906), (2286, 278559), (2413, 263898), (3078, 206883), (3258, 195453), (3429, 185706), (3439, 185166), (4617, 137922), (4826, 131949), (4887, 130302), (6858, 92853), (6878, 92583), (7239, 87966), (9234, 68961), (9774, 65151), (10287, 61902), (10317, 61722), (13851, 45974), (14478, 43983), (14661, 43434), (20574, 30951), (20634, 30861), (21717, 29322), (22987, 27702)]