2011943871

素因数分解:

$3^2\times 7^2\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{457}}^1$

素因数の和:693

約数の個数: 72

約数和(自身を含む): 3461655600

約数和(自身を除く): 1449711729

約数列:

[1, 3, 7, 9, 21, 49, 63, 67, 147, 149, 201, 441, 447, 457, 469, 603, 1043, 1341, 1371, 1407, 3129, 3199, 3283, 4113, 4221, 7301, 9387, 9597, 9849, 9983, 21903, 22393, 28791, 29547, 29949, 30619, 65709, 67179, 68093, 69881, 89847, 91857, 201537, 204279, 209643, 214333, 275571, 476651, 489167, 612837, 628929, 642999, 1429953, 1467501, 1500331, 1928997, 3336557, 4289859, 4402503, 4500993, 4562231, 10009671, 13502979, 13686693, 30029013, 31935617, 41060079, 95806851, 223549319, 287420553, 670647957, 2011943871]

約数ペア:

[(1, 2011943871), (3, 670647957), (7, 287420553), (9, 223549319), (21, 95806851), (49, 41060079), (63, 31935617), (67, 30029013), (147, 13686693), (149, 13502979), (201, 10009671), (441, 4562231), (447, 4500993), (457, 4402503), (469, 4289859), (603, 3336557), (1043, 1928997), (1341, 1500331), (1371, 1467501), (1407, 1429953), (3129, 642999), (3199, 628929), (3283, 612837), (4113, 489167), (4221, 476651), (7301, 275571), (9387, 214333), (9597, 209643), (9849, 204279), (9983, 201537), (21903, 91857), (22393, 89847), (28791, 69881), (29547, 68093), (29949, 67179), (30619, 65709)]