129898503

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{571}}^1$

素因数の和:764

約数の個数: 48

約数和(自身を含む): 225578496

約数和(自身を除く): 95679993

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 157, 161, 207, 471, 483, 571, 1099, 1413, 1449, 1713, 3297, 3611, 3997, 5139, 9891, 10833, 11991, 13133, 25277, 32499, 35973, 39399, 75831, 89647, 91931, 118197, 227493, 268941, 275793, 627529, 806823, 827379, 1882587, 2061881, 5647761, 6185643, 14433167, 18556929, 43299501, 129898503]

約数ペア:

[(1, 129898503), (3, 43299501), (7, 18556929), (9, 14433167), (21, 6185643), (23, 5647761), (63, 2061881), (69, 1882587), (157, 827379), (161, 806823), (207, 627529), (471, 275793), (483, 268941), (571, 227493), (1099, 118197), (1413, 91931), (1449, 89647), (1713, 75831), (3297, 39399), (3611, 35973), (3997, 32499), (5139, 25277), (9891, 13133), (10833, 11991)]