31677885

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:184

約数の個数: 80

約数和(自身を含む): 62099136

約数和(自身を除く): 30421251

約数列:

[1, 3, 5, 9, 15, 17, 27, 43, 45, 51, 81, 85, 107, 129, 135, 153, 215, 255, 321, 387, 405, 459, 535, 645, 731, 765, 963, 1161, 1377, 1605, 1819, 1935, 2193, 2295, 2889, 3483, 3655, 4601, 4815, 5457, 5805, 6579, 6885, 8667, 9095, 10965, 13803, 14445, 16371, 17415, 19737, 23005, 27285, 32895, 41409, 43335, 49113, 59211, 69015, 78217, 81855, 98685, 124227, 147339, 207045, 234651, 245565, 296055, 372681, 391085, 621135, 703953, 736695, 1173255, 1863405, 2111859, 3519765, 6335577, 10559295, 31677885]

約数ペア:

[(1, 31677885), (3, 10559295), (5, 6335577), (9, 3519765), (15, 2111859), (17, 1863405), (27, 1173255), (43, 736695), (45, 703953), (51, 621135), (81, 391085), (85, 372681), (107, 296055), (129, 245565), (135, 234651), (153, 207045), (215, 147339), (255, 124227), (321, 98685), (387, 81855), (405, 78217), (459, 69015), (535, 59211), (645, 49113), (731, 43335), (765, 41409), (963, 32895), (1161, 27285), (1377, 23005), (1605, 19737), (1819, 17415), (1935, 16371), (2193, 14445), (2295, 13803), (2889, 10965), (3483, 9095), (3655, 8667), (4601, 6885), (4815, 6579), (5457, 5805)]