39898881

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 67436928

約数和(自身を除く): 27538047

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 151, 153, 157, 187, 453, 471, 561, 1359, 1413, 1661, 1683, 1727, 2567, 2669, 4983, 5181, 7701, 8007, 14949, 15543, 23103, 23707, 24021, 28237, 29359, 71121, 84711, 88077, 213363, 254133, 260777, 264231, 403019, 782331, 1209057, 2346993, 3627171, 4433209, 13299627, 39898881]

約数ペア:

[(1, 39898881), (3, 13299627), (9, 4433209), (11, 3627171), (17, 2346993), (33, 1209057), (51, 782331), (99, 403019), (151, 264231), (153, 260777), (157, 254133), (187, 213363), (453, 88077), (471, 84711), (561, 71121), (1359, 29359), (1413, 28237), (1661, 24021), (1683, 23707), (1727, 23103), (2567, 15543), (2669, 14949), (4983, 8007), (5181, 7701)]