998816

素因数分解:

$2^5\times 7^4\times {\mathrm{13}}^1$

素因数の和:51

約数の個数: 60

約数和(自身を含む): 2470482

約数和(自身を除く): 1471666

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 224, 343, 364, 392, 416, 637, 686, 728, 784, 1274, 1372, 1456, 1568, 2401, 2548, 2744, 2912, 4459, 4802, 5096, 5488, 8918, 9604, 10192, 10976, 17836, 19208, 20384, 31213, 35672, 38416, 62426, 71344, 76832, 124852, 142688, 249704, 499408, 998816]

約数ペア:

[(1, 998816), (2, 499408), (4, 249704), (7, 142688), (8, 124852), (13, 76832), (14, 71344), (16, 62426), (26, 38416), (28, 35672), (32, 31213), (49, 20384), (52, 19208), (56, 17836), (91, 10976), (98, 10192), (104, 9604), (112, 8918), (182, 5488), (196, 5096), (208, 4802), (224, 4459), (343, 2912), (364, 2744), (392, 2548), (416, 2401), (637, 1568), (686, 1456), (728, 1372), (784, 1274)]