3188775

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:132

約数の個数: 48

約数和(自身を含む): 5812128

約数和(自身を除く): 2623353

約数列:

[1, 3, 5, 15, 17, 25, 41, 51, 61, 75, 85, 123, 183, 205, 255, 305, 425, 615, 697, 915, 1025, 1037, 1275, 1525, 2091, 2501, 3075, 3111, 3485, 4575, 5185, 7503, 10455, 12505, 15555, 17425, 25925, 37515, 42517, 52275, 62525, 77775, 127551, 187575, 212585, 637755, 1062925, 3188775]

約数ペア:

[(1, 3188775), (3, 1062925), (5, 637755), (15, 212585), (17, 187575), (25, 127551), (41, 77775), (51, 62525), (61, 52275), (75, 42517), (85, 37515), (123, 25925), (183, 17425), (205, 15555), (255, 12505), (305, 10455), (425, 7503), (615, 5185), (697, 4575), (915, 3485), (1025, 3111), (1037, 3075), (1275, 2501), (1525, 2091)]