161983416

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{181}}^1\times {\mathrm{761}}^1$

素因数の和:965

約数の個数: 96

約数和(自身を含む): 474299280

約数和(自身を除く): 312315864

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 181, 196, 294, 362, 392, 543, 588, 724, 761, 1086, 1176, 1267, 1448, 1522, 2172, 2283, 2534, 3044, 3801, 4344, 4566, 5068, 5327, 6088, 7602, 8869, 9132, 10136, 10654, 15204, 15981, 17738, 18264, 21308, 26607, 30408, 31962, 35476, 37289, 42616, 53214, 63924, 70952, 74578, 106428, 111867, 127848, 137741, 149156, 212856, 223734, 275482, 298312, 413223, 447468, 550964, 826446, 894936, 964187, 1101928, 1652892, 1928374, 2892561, 3305784, 3856748, 5785122, 6749309, 7713496, 11570244, 13498618, 20247927, 23140488, 26997236, 40495854, 53994472, 80991708, 161983416]

約数ペア:

[(1, 161983416), (2, 80991708), (3, 53994472), (4, 40495854), (6, 26997236), (7, 23140488), (8, 20247927), (12, 13498618), (14, 11570244), (21, 7713496), (24, 6749309), (28, 5785122), (42, 3856748), (49, 3305784), (56, 2892561), (84, 1928374), (98, 1652892), (147, 1101928), (168, 964187), (181, 894936), (196, 826446), (294, 550964), (362, 447468), (392, 413223), (543, 298312), (588, 275482), (724, 223734), (761, 212856), (1086, 149156), (1176, 137741), (1267, 127848), (1448, 111867), (1522, 106428), (2172, 74578), (2283, 70952), (2534, 63924), (3044, 53214), (3801, 42616), (4344, 37289), (4566, 35476), (5068, 31962), (5327, 30408), (6088, 26607), (7602, 21308), (8869, 18264), (9132, 17738), (10136, 15981), (10654, 15204)]