81616374

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{28163}}^1$

素因数の和:28201

約数の個数: 48

約数和(自身を含む): 210892032

約数和(自身を除く): 129275658

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 69, 126, 138, 161, 207, 322, 414, 483, 966, 1449, 2898, 28163, 56326, 84489, 168978, 197141, 253467, 394282, 506934, 591423, 647749, 1182846, 1295498, 1774269, 1943247, 3548538, 3886494, 4534243, 5829741, 9068486, 11659482, 13602729, 27205458, 40808187, 81616374]

約数ペア:

[(1, 81616374), (2, 40808187), (3, 27205458), (6, 13602729), (7, 11659482), (9, 9068486), (14, 5829741), (18, 4534243), (21, 3886494), (23, 3548538), (42, 1943247), (46, 1774269), (63, 1295498), (69, 1182846), (126, 647749), (138, 591423), (161, 506934), (207, 394282), (322, 253467), (414, 197141), (483, 168978), (966, 84489), (1449, 56326), (2898, 28163)]