28551484

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^2$

素因数の和:286

約数の個数: 36

約数和(自身を含む): 55551496

約数和(自身を除く): 27000012

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 113, 172, 226, 452, 559, 1118, 1469, 2236, 2938, 4859, 5876, 9718, 12769, 19436, 25538, 51076, 63167, 126334, 165997, 252668, 331994, 549067, 663988, 1098134, 2196268, 7137871, 14275742, 28551484]

約数ペア:

[(1, 28551484), (2, 14275742), (4, 7137871), (13, 2196268), (26, 1098134), (43, 663988), (52, 549067), (86, 331994), (113, 252668), (172, 165997), (226, 126334), (452, 63167), (559, 51076), (1118, 25538), (1469, 19436), (2236, 12769), (2938, 9718), (4859, 5876)]