821000496312

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{639851}}^1$

素因数の和:640185

約数の個数: 96

約数和(自身を含む): 2263847564160

約数和(自身を除く): 1442847067848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 251, 284, 426, 502, 568, 639, 753, 852, 1004, 1278, 1506, 1704, 2008, 2259, 2556, 3012, 4518, 5112, 6024, 9036, 17821, 18072, 35642, 53463, 71284, 106926, 142568, 160389, 213852, 320778, 427704, 639851, 641556, 1279702, 1283112, 1919553, 2559404, 3839106, 5118808, 5758659, 7678212, 11517318, 15356424, 23034636, 45429421, 46069272, 90858842, 136288263, 160602601, 181717684, 272576526, 321205202, 363435368, 408864789, 481807803, 545153052, 642410404, 817729578, 963615606, 1090306104, 1284820808, 1445423409, 1635459156, 1927231212, 2890846818, 3270918312, 3854462424, 5781693636, 11402784671, 11563387272, 22805569342, 34208354013, 45611138684, 68416708026, 91222277368, 102625062039, 136833416052, 205250124078, 273666832104, 410500248156, 821000496312]

約数ペア:

[(1, 821000496312), (2, 410500248156), (3, 273666832104), (4, 205250124078), (6, 136833416052), (8, 102625062039), (9, 91222277368), (12, 68416708026), (18, 45611138684), (24, 34208354013), (36, 22805569342), (71, 11563387272), (72, 11402784671), (142, 5781693636), (213, 3854462424), (251, 3270918312), (284, 2890846818), (426, 1927231212), (502, 1635459156), (568, 1445423409), (639, 1284820808), (753, 1090306104), (852, 963615606), (1004, 817729578), (1278, 642410404), (1506, 545153052), (1704, 481807803), (2008, 408864789), (2259, 363435368), (2556, 321205202), (3012, 272576526), (4518, 181717684), (5112, 160602601), (6024, 136288263), (9036, 90858842), (17821, 46069272), (18072, 45429421), (35642, 23034636), (53463, 15356424), (71284, 11517318), (106926, 7678212), (142568, 5758659), (160389, 5118808), (213852, 3839106), (320778, 2559404), (427704, 1919553), (639851, 1283112), (641556, 1279702)]