15997202

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:147

約数の個数: 48

約数和(自身を含む): 28460160

約数和(自身を除く): 12462958

約数列:

[1, 2, 13, 19, 26, 38, 47, 53, 94, 106, 169, 247, 338, 494, 611, 689, 893, 1007, 1222, 1378, 1786, 2014, 2491, 3211, 4982, 6422, 7943, 8957, 11609, 13091, 15886, 17914, 23218, 26182, 32383, 47329, 64766, 94658, 150917, 170183, 301834, 340366, 420979, 615277, 841958, 1230554, 7998601, 15997202]

約数ペア:

[(1, 15997202), (2, 7998601), (13, 1230554), (19, 841958), (26, 615277), (38, 420979), (47, 340366), (53, 301834), (94, 170183), (106, 150917), (169, 94658), (247, 64766), (338, 47329), (494, 32383), (611, 26182), (689, 23218), (893, 17914), (1007, 15886), (1222, 13091), (1378, 11609), (1786, 8957), (2014, 7943), (2491, 6422), (3211, 4982)]