29689947

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 51597312

約数和(自身を除く): 21907365

約数列:

[1, 3, 7, 9, 21, 37, 47, 63, 111, 141, 259, 271, 329, 333, 423, 777, 813, 987, 1739, 1897, 2331, 2439, 2961, 5217, 5691, 10027, 12173, 12737, 15651, 17073, 30081, 36519, 38211, 70189, 89159, 90243, 109557, 114633, 210567, 267477, 471269, 631701, 802431, 1413807, 3298883, 4241421, 9896649, 29689947]

約数ペア:

[(1, 29689947), (3, 9896649), (7, 4241421), (9, 3298883), (21, 1413807), (37, 802431), (47, 631701), (63, 471269), (111, 267477), (141, 210567), (259, 114633), (271, 109557), (329, 90243), (333, 89159), (423, 70189), (777, 38211), (813, 36519), (987, 30081), (1739, 17073), (1897, 15651), (2331, 12737), (2439, 12173), (2961, 10027), (5217, 5691)]