290912748

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{26437}}^1$

素因数の和:26582

約数の個数: 48

約数和(自身を含む): 781718784

約数和(自身を除く): 490806036

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 131, 262, 393, 524, 786, 917, 1572, 1834, 2751, 3668, 5502, 11004, 26437, 52874, 79311, 105748, 158622, 185059, 317244, 370118, 555177, 740236, 1110354, 2220708, 3463247, 6926494, 10389741, 13852988, 20779482, 24242729, 41558964, 48485458, 72728187, 96970916, 145456374, 290912748]

約数ペア:

[(1, 290912748), (2, 145456374), (3, 96970916), (4, 72728187), (6, 48485458), (7, 41558964), (12, 24242729), (14, 20779482), (21, 13852988), (28, 10389741), (42, 6926494), (84, 3463247), (131, 2220708), (262, 1110354), (393, 740236), (524, 555177), (786, 370118), (917, 317244), (1572, 185059), (1834, 158622), (2751, 105748), (3668, 79311), (5502, 52874), (11004, 26437)]