28761117

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6553}}^1$

素因数の和:6593

約数の個数: 32

約数和(自身を含む): 50334720

約数和(自身を除く): 21573603

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 209, 231, 399, 627, 1463, 4389, 6553, 19659, 45871, 72083, 124507, 137613, 216249, 373521, 504581, 871549, 1369577, 1513743, 2614647, 4108731, 9587039, 28761117]

約数ペア:

[(1, 28761117), (3, 9587039), (7, 4108731), (11, 2614647), (19, 1513743), (21, 1369577), (33, 871549), (57, 504581), (77, 373521), (133, 216249), (209, 137613), (231, 124507), (399, 72083), (627, 45871), (1463, 19659), (4389, 6553)]