15390345

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 25546752

約数和(自身を除く): 10156407

約数列:

[1, 3, 5, 15, 43, 107, 129, 215, 223, 321, 535, 645, 669, 1115, 1605, 3345, 4601, 9589, 13803, 23005, 23861, 28767, 47945, 69015, 71583, 119305, 143835, 357915, 1026023, 3078069, 5130115, 15390345]

約数ペア:

[(1, 15390345), (3, 5130115), (5, 3078069), (15, 1026023), (43, 357915), (107, 143835), (129, 119305), (215, 71583), (223, 69015), (321, 47945), (535, 28767), (645, 23861), (669, 23005), (1115, 13803), (1605, 9589), (3345, 4601)]