216748077

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{157}}^1\times {\mathrm{389}}^1$

素因数の和:582

約数の個数: 48

約数和(自身を含む): 360846720

約数和(自身を除く): 144098643

約数列:

[1, 3, 7, 13, 21, 39, 91, 157, 169, 273, 389, 471, 507, 1099, 1167, 1183, 2041, 2723, 3297, 3549, 5057, 6123, 8169, 14287, 15171, 26533, 35399, 42861, 61073, 65741, 79599, 106197, 183219, 185731, 197223, 427511, 460187, 557193, 793949, 1282533, 1380561, 2381847, 5557643, 10321337, 16672929, 30964011, 72249359, 216748077]

約数ペア:

[(1, 216748077), (3, 72249359), (7, 30964011), (13, 16672929), (21, 10321337), (39, 5557643), (91, 2381847), (157, 1380561), (169, 1282533), (273, 793949), (389, 557193), (471, 460187), (507, 427511), (1099, 197223), (1167, 185731), (1183, 183219), (2041, 106197), (2723, 79599), (3297, 65741), (3549, 61073), (5057, 42861), (6123, 35399), (8169, 26533), (14287, 15171)]