2017068975

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{2371}}^1$

素因数の和:2605

約数の個数: 72

約数和(自身を含む): 3823664000

約数和(自身を除く): 1806595025

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 95, 171, 199, 225, 285, 475, 597, 855, 995, 1425, 1791, 2371, 2985, 3781, 4275, 4975, 7113, 8955, 11343, 11855, 14925, 18905, 21339, 34029, 35565, 44775, 45049, 56715, 59275, 94525, 106695, 135147, 170145, 177825, 225245, 283575, 405441, 471829, 533475, 675735, 850725, 1126225, 1415487, 2027205, 2359145, 3378675, 4246461, 7077435, 8964751, 10136025, 11795725, 21232305, 26894253, 35387175, 44823755, 80682759, 106161525, 134471265, 224118775, 403413795, 672356325, 2017068975]

約数ペア:

[(1, 2017068975), (3, 672356325), (5, 403413795), (9, 224118775), (15, 134471265), (19, 106161525), (25, 80682759), (45, 44823755), (57, 35387175), (75, 26894253), (95, 21232305), (171, 11795725), (199, 10136025), (225, 8964751), (285, 7077435), (475, 4246461), (597, 3378675), (855, 2359145), (995, 2027205), (1425, 1415487), (1791, 1126225), (2371, 850725), (2985, 675735), (3781, 533475), (4275, 471829), (4975, 405441), (7113, 283575), (8955, 225245), (11343, 177825), (11855, 170145), (14925, 135147), (18905, 106695), (21339, 94525), (34029, 59275), (35565, 56715), (44775, 45049)]