291207392

素因数分解:

$2^5\times 7^2\times {\mathrm{229}}^1\times {\mathrm{811}}^1$

素因数の和:1064

約数の個数: 72

約数和(自身を含む): 670655160

約数和(自身を除く): 379447768

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 229, 392, 458, 784, 811, 916, 1568, 1603, 1622, 1832, 3206, 3244, 3664, 5677, 6412, 6488, 7328, 11221, 11354, 12824, 12976, 22442, 22708, 25648, 25952, 39739, 44884, 45416, 51296, 79478, 89768, 90832, 158956, 179536, 181664, 185719, 317912, 359072, 371438, 635824, 742876, 1271648, 1300033, 1485752, 2600066, 2971504, 5200132, 5943008, 9100231, 10400264, 18200462, 20800528, 36400924, 41601056, 72801848, 145603696, 291207392]

約数ペア:

[(1, 291207392), (2, 145603696), (4, 72801848), (7, 41601056), (8, 36400924), (14, 20800528), (16, 18200462), (28, 10400264), (32, 9100231), (49, 5943008), (56, 5200132), (98, 2971504), (112, 2600066), (196, 1485752), (224, 1300033), (229, 1271648), (392, 742876), (458, 635824), (784, 371438), (811, 359072), (916, 317912), (1568, 185719), (1603, 181664), (1622, 179536), (1832, 158956), (3206, 90832), (3244, 89768), (3664, 79478), (5677, 51296), (6412, 45416), (6488, 44884), (7328, 39739), (11221, 25952), (11354, 25648), (12824, 22708), (12976, 22442)]