287512836

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{25247}}^1$

素因数の和:25340

約数の個数: 48

約数和(自身を含む): 732393984

約数和(自身を除く): 444881148

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 73, 78, 146, 156, 219, 292, 438, 876, 949, 1898, 2847, 3796, 5694, 11388, 25247, 50494, 75741, 100988, 151482, 302964, 328211, 656422, 984633, 1312844, 1843031, 1969266, 3686062, 3938532, 5529093, 7372124, 11058186, 22116372, 23959403, 47918806, 71878209, 95837612, 143756418, 287512836]

約数ペア:

[(1, 287512836), (2, 143756418), (3, 95837612), (4, 71878209), (6, 47918806), (12, 23959403), (13, 22116372), (26, 11058186), (39, 7372124), (52, 5529093), (73, 3938532), (78, 3686062), (146, 1969266), (156, 1843031), (219, 1312844), (292, 984633), (438, 656422), (876, 328211), (949, 302964), (1898, 151482), (2847, 100988), (3796, 75741), (5694, 50494), (11388, 25247)]