15564948

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{257}}^1$

素因数の和:381

約数の個数: 72

約数和(自身を含む): 42823872

約数和(自身を除く): 27258924

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 103, 147, 196, 206, 257, 294, 309, 412, 514, 588, 618, 721, 771, 1028, 1236, 1442, 1542, 1799, 2163, 2884, 3084, 3598, 4326, 5047, 5397, 7196, 8652, 10094, 10794, 12593, 15141, 20188, 21588, 25186, 26471, 30282, 37779, 50372, 52942, 60564, 75558, 79413, 105884, 151116, 158826, 185297, 317652, 370594, 555891, 741188, 1111782, 1297079, 2223564, 2594158, 3891237, 5188316, 7782474, 15564948]

約数ペア:

[(1, 15564948), (2, 7782474), (3, 5188316), (4, 3891237), (6, 2594158), (7, 2223564), (12, 1297079), (14, 1111782), (21, 741188), (28, 555891), (42, 370594), (49, 317652), (84, 185297), (98, 158826), (103, 151116), (147, 105884), (196, 79413), (206, 75558), (257, 60564), (294, 52942), (309, 50372), (412, 37779), (514, 30282), (588, 26471), (618, 25186), (721, 21588), (771, 20188), (1028, 15141), (1236, 12593), (1442, 10794), (1542, 10094), (1799, 8652), (2163, 7196), (2884, 5397), (3084, 5047), (3598, 4326)]