128780498548

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1019}}^1\times {\mathrm{142963}}^1$

素因数の和:144016

約数の個数: 48

約数和(自身を含む): 257232265920

約数和(自身を除く): 128451767372

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 1019, 2038, 4076, 13247, 17323, 26494, 34646, 52988, 69292, 142963, 225199, 285926, 450398, 571852, 900796, 1858519, 2430371, 3717038, 4860742, 7434076, 9721484, 31594823, 63189646, 126379292, 145679297, 291358594, 582717188, 1893830861, 2476548049, 3787661722, 4953096098, 7575323444, 9906192196, 32195124637, 64390249274, 128780498548]

約数ペア:

[(1, 128780498548), (2, 64390249274), (4, 32195124637), (13, 9906192196), (17, 7575323444), (26, 4953096098), (34, 3787661722), (52, 2476548049), (68, 1893830861), (221, 582717188), (442, 291358594), (884, 145679297), (1019, 126379292), (2038, 63189646), (4076, 31594823), (13247, 9721484), (17323, 7434076), (26494, 4860742), (34646, 3717038), (52988, 2430371), (69292, 1858519), (142963, 900796), (225199, 571852), (285926, 450398)]