127743075

素因数分解:

$3^4\times 5^2\times {\mathrm{199}}^1\times {\mathrm{317}}^1$

素因数の和:538

約数の個数: 60

約数和(自身を含む): 238563600

約数和(自身を除く): 110820525

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 199, 225, 317, 405, 597, 675, 951, 995, 1585, 1791, 2025, 2853, 2985, 4755, 4975, 5373, 7925, 8559, 8955, 14265, 14925, 16119, 23775, 25677, 26865, 42795, 44775, 63083, 71325, 80595, 128385, 134325, 189249, 213975, 315415, 402975, 567747, 641925, 946245, 1577075, 1703241, 2838735, 4731225, 5109723, 8516205, 14193675, 25548615, 42581025, 127743075]

約数ペア:

[(1, 127743075), (3, 42581025), (5, 25548615), (9, 14193675), (15, 8516205), (25, 5109723), (27, 4731225), (45, 2838735), (75, 1703241), (81, 1577075), (135, 946245), (199, 641925), (225, 567747), (317, 402975), (405, 315415), (597, 213975), (675, 189249), (951, 134325), (995, 128385), (1585, 80595), (1791, 71325), (2025, 63083), (2853, 44775), (2985, 42795), (4755, 26865), (4975, 25677), (5373, 23775), (7925, 16119), (8559, 14925), (8955, 14265)]