31004046

素因数分解:

$2^1\times 3^4\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:247

約数の個数: 80

約数和(自身を含む): 74330784

約数和(自身を除く): 43326738

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 53, 54, 69, 81, 106, 138, 157, 159, 162, 207, 314, 318, 414, 471, 477, 621, 942, 954, 1219, 1242, 1413, 1431, 1863, 2438, 2826, 2862, 3611, 3657, 3726, 4239, 4293, 7222, 7314, 8321, 8478, 8586, 10833, 10971, 12717, 16642, 21666, 21942, 24963, 25434, 32499, 32913, 49926, 64998, 65826, 74889, 97497, 98739, 149778, 191383, 194994, 197478, 224667, 292491, 382766, 449334, 574149, 584982, 674001, 1148298, 1348002, 1722447, 3444894, 5167341, 10334682, 15502023, 31004046]

約数ペア:

[(1, 31004046), (2, 15502023), (3, 10334682), (6, 5167341), (9, 3444894), (18, 1722447), (23, 1348002), (27, 1148298), (46, 674001), (53, 584982), (54, 574149), (69, 449334), (81, 382766), (106, 292491), (138, 224667), (157, 197478), (159, 194994), (162, 191383), (207, 149778), (314, 98739), (318, 97497), (414, 74889), (471, 65826), (477, 64998), (621, 49926), (942, 32913), (954, 32499), (1219, 25434), (1242, 24963), (1413, 21942), (1431, 21666), (1863, 16642), (2438, 12717), (2826, 10971), (2862, 10833), (3611, 8586), (3657, 8478), (3726, 8321), (4239, 7314), (4293, 7222)]