27720407799

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{241}}^1\times {\mathrm{401}}^1$

素因数の和:841

約数の個数: 96

約数和(自身を含む): 47957120640

約数和(自身を除く): 20236712841

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 157, 203, 241, 261, 401, 471, 609, 723, 1099, 1203, 1413, 1687, 1827, 2169, 2807, 3297, 3609, 4553, 5061, 6989, 8421, 9891, 11629, 13659, 15183, 20967, 25263, 31871, 34887, 37837, 40977, 48923, 62901, 62957, 81403, 95613, 96641, 104661, 113511, 146769, 188871, 244209, 264859, 286839, 289923, 340533, 440307, 440699, 566613, 676487, 732627, 794577, 869769, 1097273, 1322097, 1825753, 2029461, 2383731, 2802589, 3291819, 3966291, 5477259, 6088383, 7680911, 8407767, 9875457, 12780271, 15172637, 16431777, 19618123, 23042733, 25223301, 38340813, 45517911, 58854369, 69128199, 106208459, 115022439, 136553733, 176563107, 318625377, 440006473, 955876131, 1320019419, 3080045311, 3960058257, 9240135933, 27720407799]

約数ペア:

[(1, 27720407799), (3, 9240135933), (7, 3960058257), (9, 3080045311), (21, 1320019419), (29, 955876131), (63, 440006473), (87, 318625377), (157, 176563107), (203, 136553733), (241, 115022439), (261, 106208459), (401, 69128199), (471, 58854369), (609, 45517911), (723, 38340813), (1099, 25223301), (1203, 23042733), (1413, 19618123), (1687, 16431777), (1827, 15172637), (2169, 12780271), (2807, 9875457), (3297, 8407767), (3609, 7680911), (4553, 6088383), (5061, 5477259), (6989, 3966291), (8421, 3291819), (9891, 2802589), (11629, 2383731), (13659, 2029461), (15183, 1825753), (20967, 1322097), (25263, 1097273), (31871, 869769), (34887, 794577), (37837, 732627), (40977, 676487), (48923, 566613), (62901, 440699), (62957, 440307), (81403, 340533), (95613, 289923), (96641, 286839), (104661, 264859), (113511, 244209), (146769, 188871)]