15915928

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4003}}^1$

素因数の和:4087

約数の個数: 32

約数和(自身を含む): 34594560

約数和(自身を除く): 18678632

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 994, 1988, 3976, 4003, 8006, 16012, 28021, 32024, 56042, 112084, 224168, 284213, 568426, 1136852, 1989491, 2273704, 3978982, 7957964, 15915928]

約数ペア:

[(1, 15915928), (2, 7957964), (4, 3978982), (7, 2273704), (8, 1989491), (14, 1136852), (28, 568426), (56, 284213), (71, 224168), (142, 112084), (284, 56042), (497, 32024), (568, 28021), (994, 16012), (1988, 8006), (3976, 4003)]