64303209

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{977}}^1$

素因数の和:1157

約数の個数: 24

約数和(自身を含む): 95202432

約数和(自身を除く): 30899223

約数列:

[1, 3, 9, 71, 103, 213, 309, 639, 927, 977, 2931, 7313, 8793, 21939, 65817, 69367, 100631, 208101, 301893, 624303, 905679, 7144801, 21434403, 64303209]

約数ペア:

[(1, 64303209), (3, 21434403), (9, 7144801), (71, 905679), (103, 624303), (213, 301893), (309, 208101), (639, 100631), (927, 69367), (977, 65817), (2931, 21939), (7313, 8793)]