15930405

素因数分解:

$3^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{599}}^1$

素因数の和:810

約数の個数: 32

約数和(自身を含む): 28512000

約数和(自身を除く): 12581595

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 197, 591, 599, 985, 1773, 1797, 2955, 2995, 5319, 5391, 8865, 8985, 16173, 26595, 26955, 80865, 118003, 354009, 590015, 1062027, 1770045, 3186081, 5310135, 15930405]

約数ペア:

[(1, 15930405), (3, 5310135), (5, 3186081), (9, 1770045), (15, 1062027), (27, 590015), (45, 354009), (135, 118003), (197, 80865), (591, 26955), (599, 26595), (985, 16173), (1773, 8985), (1797, 8865), (2955, 5391), (2995, 5319)]