5131178

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:111

約数の個数: 48

約数和(自身を含む): 9486720

約数和(自身を除く): 4355542

約数列:

[1, 2, 13, 17, 19, 26, 34, 38, 47, 94, 169, 221, 247, 323, 338, 442, 494, 611, 646, 799, 893, 1222, 1598, 1786, 2873, 3211, 4199, 5746, 6422, 7943, 8398, 10387, 11609, 15181, 15886, 20774, 23218, 30362, 54587, 109174, 135031, 150917, 197353, 270062, 301834, 394706, 2565589, 5131178]

約数ペア:

[(1, 5131178), (2, 2565589), (13, 394706), (17, 301834), (19, 270062), (26, 197353), (34, 150917), (38, 135031), (47, 109174), (94, 54587), (169, 30362), (221, 23218), (247, 20774), (323, 15886), (338, 15181), (442, 11609), (494, 10387), (611, 8398), (646, 7943), (799, 6422), (893, 5746), (1222, 4199), (1598, 3211), (1786, 2873)]