81748548

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1523}}^1$

素因数の和:1614

約数の個数: 96

約数和(自身を含む): 245790720

約数和(自身を除く): 164042172

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 71, 84, 108, 126, 142, 189, 213, 252, 284, 378, 426, 497, 639, 756, 852, 994, 1278, 1491, 1523, 1917, 1988, 2556, 2982, 3046, 3834, 4473, 4569, 5964, 6092, 7668, 8946, 9138, 10661, 13419, 13707, 17892, 18276, 21322, 26838, 27414, 31983, 41121, 42644, 53676, 54828, 63966, 82242, 95949, 108133, 127932, 164484, 191898, 216266, 287847, 324399, 383796, 432532, 575694, 648798, 756931, 973197, 1151388, 1297596, 1513862, 1946394, 2270793, 2919591, 3027724, 3892788, 4541586, 5839182, 6812379, 9083172, 11678364, 13624758, 20437137, 27249516, 40874274, 81748548]

約数ペア:

[(1, 81748548), (2, 40874274), (3, 27249516), (4, 20437137), (6, 13624758), (7, 11678364), (9, 9083172), (12, 6812379), (14, 5839182), (18, 4541586), (21, 3892788), (27, 3027724), (28, 2919591), (36, 2270793), (42, 1946394), (54, 1513862), (63, 1297596), (71, 1151388), (84, 973197), (108, 756931), (126, 648798), (142, 575694), (189, 432532), (213, 383796), (252, 324399), (284, 287847), (378, 216266), (426, 191898), (497, 164484), (639, 127932), (756, 108133), (852, 95949), (994, 82242), (1278, 63966), (1491, 54828), (1523, 53676), (1917, 42644), (1988, 41121), (2556, 31983), (2982, 27414), (3046, 26838), (3834, 21322), (4473, 18276), (4569, 17892), (5964, 13707), (6092, 13419), (7668, 10661), (8946, 9138)]