39371553

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 65520000

約数和(自身を除く): 26148447

約数列:

[1, 3, 9, 13, 19, 39, 57, 89, 117, 171, 199, 247, 267, 597, 741, 801, 1157, 1691, 1791, 2223, 2587, 3471, 3781, 5073, 7761, 10413, 11343, 15219, 17711, 21983, 23283, 34029, 49153, 53133, 65949, 147459, 159399, 197847, 230243, 336509, 442377, 690729, 1009527, 2072187, 3028581, 4374617, 13123851, 39371553]

約数ペア:

[(1, 39371553), (3, 13123851), (9, 4374617), (13, 3028581), (19, 2072187), (39, 1009527), (57, 690729), (89, 442377), (117, 336509), (171, 230243), (199, 197847), (247, 159399), (267, 147459), (597, 65949), (741, 53133), (801, 49153), (1157, 34029), (1691, 23283), (1791, 21983), (2223, 17711), (2587, 15219), (3471, 11343), (3781, 10413), (5073, 7761)]