135125415

素因数分解:

$3^4\times 5^1\times {\mathrm{557}}^1\times {\mathrm{599}}^1$

素因数の和:1173

約数の個数: 40

約数和(自身を含む): 243064800

約数和(自身を除く): 107939385

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 557, 599, 1671, 1797, 2785, 2995, 5013, 5391, 8355, 8985, 15039, 16173, 25065, 26955, 45117, 48519, 75195, 80865, 225585, 242595, 333643, 1000929, 1668215, 3002787, 5004645, 9008361, 15013935, 27025083, 45041805, 135125415]

約数ペア:

[(1, 135125415), (3, 45041805), (5, 27025083), (9, 15013935), (15, 9008361), (27, 5004645), (45, 3002787), (81, 1668215), (135, 1000929), (405, 333643), (557, 242595), (599, 225585), (1671, 80865), (1797, 75195), (2785, 48519), (2995, 45117), (5013, 26955), (5391, 25065), (8355, 16173), (8985, 15039)]