78471995

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{599}}^1$

素因数の和:827

約数の個数: 32

約数和(自身を含む): 114048000

約数和(自身を除く): 35576005

約数列:

[1, 5, 7, 19, 35, 95, 133, 197, 599, 665, 985, 1379, 2995, 3743, 4193, 6895, 11381, 18715, 20965, 26201, 56905, 79667, 118003, 131005, 398335, 590015, 826021, 2242057, 4130105, 11210285, 15694399, 78471995]

約数ペア:

[(1, 78471995), (5, 15694399), (7, 11210285), (19, 4130105), (35, 2242057), (95, 826021), (133, 590015), (197, 398335), (599, 131005), (665, 118003), (985, 79667), (1379, 56905), (2995, 26201), (3743, 20965), (4193, 18715), (6895, 11381)]