211723428

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{81307}}^1$

素因数の和:81352

約数の個数: 48

約数和(自身を含む): 582815744

約数和(自身を除く): 371092316

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 1302, 2604, 81307, 162614, 243921, 325228, 487842, 569149, 975684, 1138298, 1707447, 2276596, 2520517, 3414894, 5041034, 6829788, 7561551, 10082068, 15123102, 17643619, 30246204, 35287238, 52930857, 70574476, 105861714, 211723428]

約数ペア:

[(1, 211723428), (2, 105861714), (3, 70574476), (4, 52930857), (6, 35287238), (7, 30246204), (12, 17643619), (14, 15123102), (21, 10082068), (28, 7561551), (31, 6829788), (42, 5041034), (62, 3414894), (84, 2520517), (93, 2276596), (124, 1707447), (186, 1138298), (217, 975684), (372, 569149), (434, 487842), (651, 325228), (868, 243921), (1302, 162614), (2604, 81307)]