26978252

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{157}}^1$

素因数の和:223

約数の個数: 72

約数和(自身を含む): 60679584

約数和(自身を除く): 33701332

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 68, 76, 119, 133, 157, 238, 266, 314, 323, 361, 476, 532, 628, 646, 722, 1099, 1292, 1444, 2198, 2261, 2527, 2669, 2983, 4396, 4522, 5054, 5338, 5966, 6137, 9044, 10108, 10676, 11932, 12274, 18683, 20881, 24548, 37366, 41762, 42959, 50711, 56677, 74732, 83524, 85918, 101422, 113354, 171836, 202844, 226708, 354977, 396739, 709954, 793478, 963509, 1419908, 1586956, 1927018, 3854036, 6744563, 13489126, 26978252]

約数ペア:

[(1, 26978252), (2, 13489126), (4, 6744563), (7, 3854036), (14, 1927018), (17, 1586956), (19, 1419908), (28, 963509), (34, 793478), (38, 709954), (68, 396739), (76, 354977), (119, 226708), (133, 202844), (157, 171836), (238, 113354), (266, 101422), (314, 85918), (323, 83524), (361, 74732), (476, 56677), (532, 50711), (628, 42959), (646, 41762), (722, 37366), (1099, 24548), (1292, 20881), (1444, 18683), (2198, 12274), (2261, 11932), (2527, 10676), (2669, 10108), (2983, 9044), (4396, 6137), (4522, 5966), (5054, 5338)]