1721179330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{30577}}^1$

素因数の和:31030

約数の個数: 32

約数和(自身を含む): 3344254704

約数和(自身を除く): 1623075374

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 433, 866, 2165, 4330, 5629, 11258, 28145, 30577, 56290, 61154, 152885, 305770, 397501, 795002, 1987505, 3975010, 13239841, 26479682, 66199205, 132398410, 172117933, 344235866, 860589665, 1721179330]

約数ペア:

[(1, 1721179330), (2, 860589665), (5, 344235866), (10, 172117933), (13, 132398410), (26, 66199205), (65, 26479682), (130, 13239841), (433, 3975010), (866, 1987505), (2165, 795002), (4330, 397501), (5629, 305770), (11258, 152885), (28145, 61154), (30577, 56290)]