40947387

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:403

約数の個数: 32

約数和(自身を含む): 60963840

約数和(自身を除く): 20016453

約数列:

[1, 3, 13, 39, 47, 89, 141, 251, 267, 611, 753, 1157, 1833, 3263, 3471, 4183, 9789, 11797, 12549, 22339, 35391, 54379, 67017, 153361, 163137, 290407, 460083, 871221, 1049933, 3149799, 13649129, 40947387]

約数ペア:

[(1, 40947387), (3, 13649129), (13, 3149799), (39, 1049933), (47, 871221), (89, 460083), (141, 290407), (251, 163137), (267, 153361), (611, 67017), (753, 54379), (1157, 35391), (1833, 22339), (3263, 12549), (3471, 11797), (4183, 9789)]