31293378

素因数分解:

$2^1\times 3^4\times {\mathrm{29}}^1\times {\mathrm{6661}}^1$

素因数の和:6704

約数の個数: 40

約数和(自身を含む): 72549180

約数和(自身を除く): 41255802

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 81, 87, 162, 174, 261, 522, 783, 1566, 2349, 4698, 6661, 13322, 19983, 39966, 59949, 119898, 179847, 193169, 359694, 386338, 539541, 579507, 1079082, 1159014, 1738521, 3477042, 5215563, 10431126, 15646689, 31293378]

約数ペア:

[(1, 31293378), (2, 15646689), (3, 10431126), (6, 5215563), (9, 3477042), (18, 1738521), (27, 1159014), (29, 1079082), (54, 579507), (58, 539541), (81, 386338), (87, 359694), (162, 193169), (174, 179847), (261, 119898), (522, 59949), (783, 39966), (1566, 19983), (2349, 13322), (4698, 6661)]