71589969

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{251}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 117621504

約数和(自身を除く): 46031535

約数列:

[1, 3, 9, 11, 33, 43, 67, 99, 129, 201, 251, 387, 473, 603, 737, 753, 1419, 2211, 2259, 2761, 2881, 4257, 6633, 8283, 8643, 10793, 16817, 24849, 25929, 31691, 32379, 50451, 95073, 97137, 118723, 151353, 184987, 285219, 356169, 554961, 723131, 1068507, 1664883, 2169393, 6508179, 7954441, 23863323, 71589969]

約数ペア:

[(1, 71589969), (3, 23863323), (9, 7954441), (11, 6508179), (33, 2169393), (43, 1664883), (67, 1068507), (99, 723131), (129, 554961), (201, 356169), (251, 285219), (387, 184987), (473, 151353), (603, 118723), (737, 97137), (753, 95073), (1419, 50451), (2211, 32379), (2259, 31691), (2761, 25929), (2881, 24849), (4257, 16817), (6633, 10793), (8283, 8643)]