30180609

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{647}}^1$

素因数の和:797

約数の個数: 24

約数和(自身を含む): 44883072

約数和(自身を除く): 14702463

約数列:

[1, 3, 9, 71, 73, 213, 219, 639, 647, 657, 1941, 5183, 5823, 15549, 45937, 46647, 47231, 137811, 141693, 413433, 425079, 3353401, 10060203, 30180609]

約数ペア:

[(1, 30180609), (3, 10060203), (9, 3353401), (71, 425079), (73, 413433), (213, 141693), (219, 137811), (639, 47231), (647, 46647), (657, 45937), (1941, 15549), (5183, 5823)]