68172345

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{65867}}^1$

素因数の和:65901

約数の個数: 24

約数和(自身を含む): 123304896

約数和(自身を除く): 55132551

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 65867, 197601, 329335, 592803, 988005, 1514941, 2964015, 4544823, 7574705, 13634469, 22724115, 68172345]

約数ペア:

[(1, 68172345), (3, 22724115), (5, 13634469), (9, 7574705), (15, 4544823), (23, 2964015), (45, 1514941), (69, 988005), (115, 592803), (207, 329335), (345, 197601), (1035, 65867)]