499408

素因数分解:

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

素因数の和:49

約数の個数: 50

約数和(自身を含む): 1215634

約数和(自身を除く): 716226

約数列:

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

約数ペア:

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