717150723

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1$

素因数の和:547

約数の個数: 32

約数和(自身を含む): 991077120

約数和(自身を除く): 273926397

約数列:

[1, 3, 59, 131, 157, 177, 197, 393, 471, 591, 7729, 9263, 11623, 20567, 23187, 25807, 27789, 30929, 34869, 61701, 77421, 92787, 1213453, 1522613, 1824811, 3640359, 4051699, 4567839, 5474433, 12155097, 239050241, 717150723]

約数ペア:

[(1, 717150723), (3, 239050241), (59, 12155097), (131, 5474433), (157, 4567839), (177, 4051699), (197, 3640359), (393, 1824811), (471, 1522613), (591, 1213453), (7729, 92787), (9263, 77421), (11623, 61701), (20567, 34869), (23187, 30929), (25807, 27789)]