17915004

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:287

約数の個数: 72

約数和(自身を含む): 47279232

約数和(自身を除く): 29364228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 71, 86, 129, 142, 163, 172, 213, 258, 284, 326, 387, 426, 489, 516, 639, 652, 774, 852, 978, 1278, 1467, 1548, 1956, 2556, 2934, 3053, 5868, 6106, 7009, 9159, 11573, 12212, 14018, 18318, 21027, 23146, 27477, 28036, 34719, 36636, 42054, 46292, 54954, 63081, 69438, 84108, 104157, 109908, 126162, 138876, 208314, 252324, 416628, 497639, 995278, 1492917, 1990556, 2985834, 4478751, 5971668, 8957502, 17915004]

約数ペア:

[(1, 17915004), (2, 8957502), (3, 5971668), (4, 4478751), (6, 2985834), (9, 1990556), (12, 1492917), (18, 995278), (36, 497639), (43, 416628), (71, 252324), (86, 208314), (129, 138876), (142, 126162), (163, 109908), (172, 104157), (213, 84108), (258, 69438), (284, 63081), (326, 54954), (387, 46292), (426, 42054), (489, 36636), (516, 34719), (639, 28036), (652, 27477), (774, 23146), (852, 21027), (978, 18318), (1278, 14018), (1467, 12212), (1548, 11573), (1956, 9159), (2556, 7009), (2934, 6106), (3053, 5868)]