17211831

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{941}}^1$

素因数の和:1031

約数の個数: 32

約数和(自身を含む): 28697088

約数和(自身を除く): 11485257

約数列:

[1, 3, 7, 13, 21, 39, 67, 91, 201, 273, 469, 871, 941, 1407, 2613, 2823, 6097, 6587, 12233, 18291, 19761, 36699, 63047, 85631, 189141, 256893, 441329, 819611, 1323987, 2458833, 5737277, 17211831]

約数ペア:

[(1, 17211831), (3, 5737277), (7, 2458833), (13, 1323987), (21, 819611), (39, 441329), (67, 256893), (91, 189141), (201, 85631), (273, 63047), (469, 36699), (871, 19761), (941, 18291), (1407, 12233), (2613, 6587), (2823, 6097)]