28804514284

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{263}}^1\times {\mathrm{1559}}^1$

素因数の和:2039

約数の個数: 96

約数和(自身を含む): 62639216640

約数和(自身を除く): 33834702356

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 193, 263, 364, 386, 526, 772, 1052, 1351, 1559, 1841, 2509, 2702, 3118, 3419, 3682, 5018, 5404, 6236, 6838, 7364, 10036, 10913, 13676, 17563, 20267, 21826, 23933, 35126, 40534, 43652, 47866, 50759, 70252, 81068, 95732, 101518, 141869, 203036, 283738, 300887, 355313, 410017, 567476, 601774, 659867, 710626, 820034, 1203548, 1319734, 1421252, 1640068, 2106209, 2639468, 2870119, 3911531, 4212418, 4619069, 5330221, 5740238, 7823062, 8424836, 9238138, 10660442, 11480476, 15646124, 18476276, 21320884, 27380717, 37311547, 54761434, 74623094, 79133281, 109522868, 149246188, 158266562, 316533124, 553932967, 1028732653, 1107865934, 2057465306, 2215731868, 4114930612, 7201128571, 14402257142, 28804514284]

約数ペア:

[(1, 28804514284), (2, 14402257142), (4, 7201128571), (7, 4114930612), (13, 2215731868), (14, 2057465306), (26, 1107865934), (28, 1028732653), (52, 553932967), (91, 316533124), (182, 158266562), (193, 149246188), (263, 109522868), (364, 79133281), (386, 74623094), (526, 54761434), (772, 37311547), (1052, 27380717), (1351, 21320884), (1559, 18476276), (1841, 15646124), (2509, 11480476), (2702, 10660442), (3118, 9238138), (3419, 8424836), (3682, 7823062), (5018, 5740238), (5404, 5330221), (6236, 4619069), (6838, 4212418), (7364, 3911531), (10036, 2870119), (10913, 2639468), (13676, 2106209), (17563, 1640068), (20267, 1421252), (21826, 1319734), (23933, 1203548), (35126, 820034), (40534, 710626), (43652, 659867), (47866, 601774), (50759, 567476), (70252, 410017), (81068, 355313), (95732, 300887), (101518, 283738), (141869, 203036)]