225570915

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1\times {\mathrm{349}}^1$

素因数の和:684

約数の個数: 48

約数和(自身を含む): 400982400

約数和(自身を除く): 175411485

約数列:

[1, 3, 5, 9, 15, 45, 53, 159, 265, 271, 349, 477, 795, 813, 1047, 1355, 1745, 2385, 2439, 3141, 4065, 5235, 12195, 14363, 15705, 18497, 43089, 55491, 71815, 92485, 94579, 129267, 166473, 215445, 277455, 283737, 472895, 646335, 832365, 851211, 1418685, 4256055, 5012687, 15038061, 25063435, 45114183, 75190305, 225570915]

約数ペア:

[(1, 225570915), (3, 75190305), (5, 45114183), (9, 25063435), (15, 15038061), (45, 5012687), (53, 4256055), (159, 1418685), (265, 851211), (271, 832365), (349, 646335), (477, 472895), (795, 283737), (813, 277455), (1047, 215445), (1355, 166473), (1745, 129267), (2385, 94579), (2439, 92485), (3141, 71815), (4065, 55491), (5235, 43089), (12195, 18497), (14363, 15705)]