290293647

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{10859}}^1$

素因数の和:10955

約数の個数: 32

約数和(自身を含む): 472627200

約数和(自身を除く): 182333553

約数列:

[1, 3, 7, 19, 21, 57, 67, 133, 201, 399, 469, 1273, 1407, 3819, 8911, 10859, 26733, 32577, 76013, 206321, 228039, 618963, 727553, 1444247, 2182659, 4332741, 5092871, 13823507, 15278613, 41470521, 96764549, 290293647]

約数ペア:

[(1, 290293647), (3, 96764549), (7, 41470521), (19, 15278613), (21, 13823507), (57, 5092871), (67, 4332741), (133, 2182659), (201, 1444247), (399, 727553), (469, 618963), (1273, 228039), (1407, 206321), (3819, 76013), (8911, 32577), (10859, 26733)]