538045165

素因数分解:

$5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1\times {\mathrm{491}}^1$

素因数の和:873

約数の個数: 32

約数和(自身を含む): 748154880

約数和(自身を除く): 210109715

約数列:

[1, 5, 7, 35, 131, 239, 491, 655, 917, 1195, 1673, 2455, 3437, 4585, 8365, 17185, 31309, 64321, 117349, 156545, 219163, 321605, 450247, 586745, 821443, 1095815, 2251235, 4107215, 15372719, 76863595, 107609033, 538045165]

約数ペア:

[(1, 538045165), (5, 107609033), (7, 76863595), (35, 15372719), (131, 4107215), (239, 2251235), (491, 1095815), (655, 821443), (917, 586745), (1195, 450247), (1673, 321605), (2455, 219163), (3437, 156545), (4585, 117349), (8365, 64321), (17185, 31309)]