231452172

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{431}}^1\times {\mathrm{2131}}^1$

素因数の和:2579

約数の個数: 72

約数和(自身を含む): 670505472

約数和(自身を除く): 439053300

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 431, 862, 1293, 1724, 2131, 2586, 3017, 3879, 4262, 5172, 6034, 6393, 7758, 8524, 9051, 12068, 12786, 14917, 15516, 18102, 19179, 25572, 27153, 29834, 36204, 38358, 44751, 54306, 59668, 76716, 89502, 108612, 134253, 179004, 268506, 537012, 918461, 1836922, 2755383, 3673844, 5510766, 6429227, 8266149, 11021532, 12858454, 16532298, 19287681, 25716908, 33064596, 38575362, 57863043, 77150724, 115726086, 231452172]

約数ペア:

[(1, 231452172), (2, 115726086), (3, 77150724), (4, 57863043), (6, 38575362), (7, 33064596), (9, 25716908), (12, 19287681), (14, 16532298), (18, 12858454), (21, 11021532), (28, 8266149), (36, 6429227), (42, 5510766), (63, 3673844), (84, 2755383), (126, 1836922), (252, 918461), (431, 537012), (862, 268506), (1293, 179004), (1724, 134253), (2131, 108612), (2586, 89502), (3017, 76716), (3879, 59668), (4262, 54306), (5172, 44751), (6034, 38358), (6393, 36204), (7758, 29834), (8524, 27153), (9051, 25572), (12068, 19179), (12786, 18102), (14917, 15516)]