491060552008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{289021}}^1$

素因数の和:289119

約数の個数: 96

約数和(自身を含む): 1084855637880

約数和(自身を除く): 593795085872

約数列:

[1, 2, 4, 8, 13, 17, 26, 31, 34, 52, 62, 68, 104, 124, 136, 221, 248, 403, 442, 527, 806, 884, 961, 1054, 1612, 1768, 1922, 2108, 3224, 3844, 4216, 6851, 7688, 12493, 13702, 16337, 24986, 27404, 32674, 49972, 54808, 65348, 99944, 130696, 212381, 289021, 424762, 578042, 849524, 1156084, 1699048, 2312168, 3757273, 4913357, 7514546, 8959651, 9826714, 15029092, 17919302, 19653428, 30058184, 35838604, 39306856, 63873641, 71677208, 116475463, 127747282, 152314067, 232950926, 255494564, 277749181, 304628134, 465901852, 510989128, 555498362, 609256268, 931803704, 1110996724, 1218512536, 1980082871, 2221993448, 3610739353, 3960165742, 4721736077, 7221478706, 7920331484, 9443472154, 14442957412, 15840662968, 18886944308, 28885914824, 37773888616, 61382569001, 122765138002, 245530276004, 491060552008]

約数ペア:

[(1, 491060552008), (2, 245530276004), (4, 122765138002), (8, 61382569001), (13, 37773888616), (17, 28885914824), (26, 18886944308), (31, 15840662968), (34, 14442957412), (52, 9443472154), (62, 7920331484), (68, 7221478706), (104, 4721736077), (124, 3960165742), (136, 3610739353), (221, 2221993448), (248, 1980082871), (403, 1218512536), (442, 1110996724), (527, 931803704), (806, 609256268), (884, 555498362), (961, 510989128), (1054, 465901852), (1612, 304628134), (1768, 277749181), (1922, 255494564), (2108, 232950926), (3224, 152314067), (3844, 127747282), (4216, 116475463), (6851, 71677208), (7688, 63873641), (12493, 39306856), (13702, 35838604), (16337, 30058184), (24986, 19653428), (27404, 17919302), (32674, 15029092), (49972, 9826714), (54808, 8959651), (65348, 7514546), (99944, 4913357), (130696, 3757273), (212381, 2312168), (289021, 1699048), (424762, 1156084), (578042, 849524)]