28207361715

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{69847}}^1$

素因数の和:69996

約数の個数: 64

約数和(自身を含む): 51631641600

約数和(自身を除く): 23424279885

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 109, 195, 247, 285, 327, 545, 741, 1235, 1417, 1635, 2071, 3705, 4251, 6213, 7085, 10355, 21255, 26923, 31065, 69847, 80769, 134615, 209541, 349235, 403845, 908011, 1047705, 1327093, 2724033, 3981279, 4540055, 6635465, 7613323, 13620165, 17252209, 19906395, 22839969, 38066615, 51756627, 86261045, 98973199, 114199845, 144653137, 258783135, 296919597, 433959411, 494865995, 723265685, 1484597985, 1880490781, 2169797055, 5641472343, 9402453905, 28207361715]

約数ペア:

[(1, 28207361715), (3, 9402453905), (5, 5641472343), (13, 2169797055), (15, 1880490781), (19, 1484597985), (39, 723265685), (57, 494865995), (65, 433959411), (95, 296919597), (109, 258783135), (195, 144653137), (247, 114199845), (285, 98973199), (327, 86261045), (545, 51756627), (741, 38066615), (1235, 22839969), (1417, 19906395), (1635, 17252209), (2071, 13620165), (3705, 7613323), (4251, 6635465), (6213, 4540055), (7085, 3981279), (10355, 2724033), (21255, 1327093), (26923, 1047705), (31065, 908011), (69847, 403845), (80769, 349235), (134615, 209541)]