28915100372

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{1223}}^1\times {\mathrm{2753}}^1$

素因数の和:4112

約数の個数: 48

約数和(自身を含む): 53799500160

約数和(自身を除く): 24884399788

約数列:

[1, 2, 4, 19, 38, 76, 113, 226, 452, 1223, 2147, 2446, 2753, 4294, 4892, 5506, 8588, 11012, 23237, 46474, 52307, 92948, 104614, 138199, 209228, 276398, 311089, 552796, 622178, 1244356, 2625781, 3366919, 5251562, 5910691, 6733838, 10503124, 11821382, 13467676, 23642764, 63971461, 127942922, 255885844, 380461847, 760923694, 1521847388, 7228775093, 14457550186, 28915100372]

約数ペア:

[(1, 28915100372), (2, 14457550186), (4, 7228775093), (19, 1521847388), (38, 760923694), (76, 380461847), (113, 255885844), (226, 127942922), (452, 63971461), (1223, 23642764), (2147, 13467676), (2446, 11821382), (2753, 10503124), (4294, 6733838), (4892, 5910691), (5506, 5251562), (8588, 3366919), (11012, 2625781), (23237, 1244356), (46474, 622178), (52307, 552796), (92948, 311089), (104614, 276398), (138199, 209228)]