40843257

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{89}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 69471360

約数和(自身を除く): 28628103

約数列:

[1, 3, 7, 13, 21, 39, 41, 89, 91, 123, 267, 273, 287, 533, 623, 861, 1157, 1599, 1681, 1869, 3471, 3649, 3731, 5043, 8099, 10947, 11193, 11767, 21853, 24297, 25543, 35301, 47437, 65559, 76629, 142311, 149609, 152971, 332059, 448827, 458913, 996177, 1047263, 1944917, 3141789, 5834751, 13614419, 40843257]

約数ペア:

[(1, 40843257), (3, 13614419), (7, 5834751), (13, 3141789), (21, 1944917), (39, 1047263), (41, 996177), (89, 458913), (91, 448827), (123, 332059), (267, 152971), (273, 149609), (287, 142311), (533, 76629), (623, 65559), (861, 47437), (1157, 35301), (1599, 25543), (1681, 24297), (1869, 21853), (3471, 11767), (3649, 11193), (3731, 10947), (5043, 8099)]