38850903

素因数分解:

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

素因数の和:169

約数の個数: 72

約数和(自身を含む): 71940960

約数和(自身を除く): 33090057

約数列:

[1, 3, 7, 9, 13, 21, 39, 41, 63, 89, 91, 117, 123, 169, 267, 273, 287, 369, 507, 533, 623, 801, 819, 861, 1157, 1183, 1521, 1599, 1869, 2583, 3471, 3549, 3649, 3731, 4797, 5607, 6929, 8099, 10413, 10647, 10947, 11193, 15041, 20787, 24297, 25543, 32841, 33579, 45123, 47437, 48503, 62361, 72891, 76629, 105287, 135369, 142311, 145509, 229887, 315861, 332059, 426933, 436527, 616681, 947583, 996177, 1850043, 2988531, 4316767, 5550129, 12950301, 38850903]

約数ペア:

[(1, 38850903), (3, 12950301), (7, 5550129), (9, 4316767), (13, 2988531), (21, 1850043), (39, 996177), (41, 947583), (63, 616681), (89, 436527), (91, 426933), (117, 332059), (123, 315861), (169, 229887), (267, 145509), (273, 142311), (287, 135369), (369, 105287), (507, 76629), (533, 72891), (623, 62361), (801, 48503), (819, 47437), (861, 45123), (1157, 33579), (1183, 32841), (1521, 25543), (1599, 24297), (1869, 20787), (2583, 15041), (3471, 11193), (3549, 10947), (3649, 10647), (3731, 10413), (4797, 8099), (5607, 6929)]