15390039

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{683}}^1$

素因数の和:759

約数の個数: 32

約数和(自身を含む): 24952320

約数和(自身を除く): 9562281

約数列:

[1, 3, 7, 21, 29, 37, 87, 111, 203, 259, 609, 683, 777, 1073, 2049, 3219, 4781, 7511, 14343, 19807, 22533, 25271, 59421, 75813, 138649, 176897, 415947, 530691, 732859, 2198577, 5130013, 15390039]

約数ペア:

[(1, 15390039), (3, 5130013), (7, 2198577), (21, 732859), (29, 530691), (37, 415947), (87, 176897), (111, 138649), (203, 75813), (259, 59421), (609, 25271), (683, 22533), (777, 19807), (1073, 14343), (2049, 7511), (3219, 4781)]