249704

素因数分解:

$2^3\times 7^4\times {\mathrm{13}}^1$

素因数の和:47

約数の個数: 40

約数和(自身を含む): 588210

約数和(自身を除く): 338506

約数列:

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

約数ペア:

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