31295433

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:429

約数の個数: 32

約数和(自身を含む): 47416320

約数和(自身を除く): 16120887

約数列:

[1, 3, 13, 23, 39, 69, 139, 251, 299, 417, 753, 897, 1807, 3197, 3263, 5421, 5773, 9591, 9789, 17319, 34889, 41561, 75049, 104667, 124683, 225147, 453557, 802447, 1360671, 2407341, 10431811, 31295433]

約数ペア:

[(1, 31295433), (3, 10431811), (13, 2407341), (23, 1360671), (39, 802447), (69, 453557), (139, 225147), (251, 124683), (299, 104667), (417, 75049), (753, 41561), (897, 34889), (1807, 17319), (3197, 9789), (3263, 9591), (5421, 5773)]