28276768

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{673}}^1$

素因数の和:797

約数の個数: 48

約数和(自身を含む): 60635736

約数和(自身を除く): 32358968

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 101, 104, 202, 208, 404, 416, 673, 808, 1313, 1346, 1616, 2626, 2692, 3232, 5252, 5384, 8749, 10504, 10768, 17498, 21008, 21536, 34996, 42016, 67973, 69992, 135946, 139984, 271892, 279968, 543784, 883649, 1087568, 1767298, 2175136, 3534596, 7069192, 14138384, 28276768]

約数ペア:

[(1, 28276768), (2, 14138384), (4, 7069192), (8, 3534596), (13, 2175136), (16, 1767298), (26, 1087568), (32, 883649), (52, 543784), (101, 279968), (104, 271892), (202, 139984), (208, 135946), (404, 69992), (416, 67973), (673, 42016), (808, 34996), (1313, 21536), (1346, 21008), (1616, 17498), (2626, 10768), (2692, 10504), (3232, 8749), (5252, 5384)]