26839935

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 48803040

約数和(自身を除く): 21963105

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 131, 145, 157, 261, 393, 435, 471, 655, 785, 1179, 1305, 1413, 1965, 2355, 3799, 4553, 5895, 7065, 11397, 13659, 18995, 20567, 22765, 34191, 40977, 56985, 61701, 68295, 102835, 170955, 185103, 204885, 308505, 596443, 925515, 1789329, 2982215, 5367987, 8946645, 26839935]

約数ペア:

[(1, 26839935), (3, 8946645), (5, 5367987), (9, 2982215), (15, 1789329), (29, 925515), (45, 596443), (87, 308505), (131, 204885), (145, 185103), (157, 170955), (261, 102835), (393, 68295), (435, 61701), (471, 56985), (655, 40977), (785, 34191), (1179, 22765), (1305, 20567), (1413, 18995), (1965, 13659), (2355, 11397), (3799, 7065), (4553, 5895)]