8911791

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 15971904

約数和(自身を除く): 7060113

約数列:

[1, 3, 7, 9, 17, 21, 51, 53, 63, 119, 153, 157, 159, 357, 371, 471, 477, 901, 1071, 1099, 1113, 1413, 2669, 2703, 3297, 3339, 6307, 8007, 8109, 8321, 9891, 18683, 18921, 24021, 24963, 56049, 56763, 58247, 74889, 141457, 168147, 174741, 424371, 524223, 990199, 1273113, 2970597, 8911791]

約数ペア:

[(1, 8911791), (3, 2970597), (7, 1273113), (9, 990199), (17, 524223), (21, 424371), (51, 174741), (53, 168147), (63, 141457), (119, 74889), (153, 58247), (157, 56763), (159, 56049), (357, 24963), (371, 24021), (471, 18921), (477, 18683), (901, 9891), (1071, 8321), (1099, 8109), (1113, 8007), (1413, 6307), (2669, 3339), (2703, 3297)]