28066890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:327

約数の個数: 64

約数和(自身を含む): 69621120

約数和(自身を除く): 41554230

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 59, 101, 118, 157, 177, 202, 295, 303, 314, 354, 471, 505, 590, 606, 785, 885, 942, 1010, 1515, 1570, 1770, 2355, 3030, 4710, 5959, 9263, 11918, 15857, 17877, 18526, 27789, 29795, 31714, 35754, 46315, 47571, 55578, 59590, 79285, 89385, 92630, 95142, 138945, 158570, 178770, 237855, 277890, 475710, 935563, 1871126, 2806689, 4677815, 5613378, 9355630, 14033445, 28066890]

約数ペア:

[(1, 28066890), (2, 14033445), (3, 9355630), (5, 5613378), (6, 4677815), (10, 2806689), (15, 1871126), (30, 935563), (59, 475710), (101, 277890), (118, 237855), (157, 178770), (177, 158570), (202, 138945), (295, 95142), (303, 92630), (314, 89385), (354, 79285), (471, 59590), (505, 55578), (590, 47571), (606, 46315), (785, 35754), (885, 31714), (942, 29795), (1010, 27789), (1515, 18526), (1570, 17877), (1770, 15857), (2355, 11918), (3030, 9263), (4710, 5959)]