1320222771

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{64879}}^1$

素因数の和:64928

約数の個数: 48

約数和(自身を含む): 2429107200

約数和(自身を除く): 1108884429

約数列:

[1, 3, 7, 9, 17, 19, 21, 51, 57, 63, 119, 133, 153, 171, 323, 357, 399, 969, 1071, 1197, 2261, 2907, 6783, 20349, 64879, 194637, 454153, 583911, 1102943, 1232701, 1362459, 3308829, 3698103, 4087377, 7720601, 8628907, 9926487, 11094309, 20955917, 23161803, 25886721, 62867751, 69485409, 77660163, 146691419, 188603253, 440074257, 1320222771]

約数ペア:

[(1, 1320222771), (3, 440074257), (7, 188603253), (9, 146691419), (17, 77660163), (19, 69485409), (21, 62867751), (51, 25886721), (57, 23161803), (63, 20955917), (119, 11094309), (133, 9926487), (153, 8628907), (171, 7720601), (323, 4087377), (357, 3698103), (399, 3308829), (969, 1362459), (1071, 1232701), (1197, 1102943), (2261, 583911), (2907, 454153), (6783, 194637), (20349, 64879)]