16685925

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{569}}^1$

素因数の和:622

約数の個数: 48

約数和(自身を含む): 30533760

約数和(自身を除く): 13847835

約数列:

[1, 3, 5, 15, 17, 23, 25, 51, 69, 75, 85, 115, 255, 345, 391, 425, 569, 575, 1173, 1275, 1707, 1725, 1955, 2845, 5865, 8535, 9673, 9775, 13087, 14225, 29019, 29325, 39261, 42675, 48365, 65435, 145095, 196305, 222479, 241825, 327175, 667437, 725475, 981525, 1112395, 3337185, 5561975, 16685925]

約数ペア:

[(1, 16685925), (3, 5561975), (5, 3337185), (15, 1112395), (17, 981525), (23, 725475), (25, 667437), (51, 327175), (69, 241825), (75, 222479), (85, 196305), (115, 145095), (255, 65435), (345, 48365), (391, 42675), (425, 39261), (569, 29325), (575, 29019), (1173, 14225), (1275, 13087), (1707, 9775), (1725, 9673), (1955, 8535), (2845, 5865)]