1618759323

素因数分解:

$3^5\times {\mathrm{29}}^2\times {\mathrm{89}}^2$

素因数の和:251

約数の個数: 54

約数和(自身を含む): 2539839484

約数和(自身を除く): 921080161

約数列:

[1, 3, 9, 27, 29, 81, 87, 89, 243, 261, 267, 783, 801, 841, 2349, 2403, 2523, 2581, 7047, 7209, 7569, 7743, 7921, 21627, 22707, 23229, 23763, 68121, 69687, 71289, 74849, 204363, 209061, 213867, 224547, 229709, 627183, 641601, 673641, 689127, 1924803, 2020923, 2067381, 6062769, 6202143, 6661561, 18188307, 18606429, 19984683, 55819287, 59954049, 179862147, 539586441, 1618759323]

約数ペア:

[(1, 1618759323), (3, 539586441), (9, 179862147), (27, 59954049), (29, 55819287), (81, 19984683), (87, 18606429), (89, 18188307), (243, 6661561), (261, 6202143), (267, 6062769), (783, 2067381), (801, 2020923), (841, 1924803), (2349, 689127), (2403, 673641), (2523, 641601), (2581, 627183), (7047, 229709), (7209, 224547), (7569, 213867), (7743, 209061), (7921, 204363), (21627, 74849), (22707, 71289), (23229, 69687), (23763, 68121)]