306020025

素因数分解:

$3^4\times 5^2\times {\mathrm{151121}}^1$

素因数の和:151143

約数の個数: 30

約数和(自身を含む): 566858622

約数和(自身を除く): 260838597

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 151121, 453363, 755605, 1360089, 2266815, 3778025, 4080267, 6800445, 11334075, 12240801, 20401335, 34002225, 61204005, 102006675, 306020025]

約数ペア:

[(1, 306020025), (3, 102006675), (5, 61204005), (9, 34002225), (15, 20401335), (25, 12240801), (27, 11334075), (45, 6800445), (75, 4080267), (81, 3778025), (135, 2266815), (225, 1360089), (405, 755605), (675, 453363), (2025, 151121)]