131497245

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{631}}^1$

素因数の和:1074

約数の個数: 48

約数和(自身を含む): 249634944

約数和(自身を除く): 118137699

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 421, 495, 631, 1263, 1893, 2105, 3155, 3789, 4631, 5679, 6315, 6941, 9465, 13893, 18945, 20823, 23155, 28395, 34705, 41679, 62469, 69465, 104115, 208395, 265651, 312345, 796953, 1328255, 2390859, 2922161, 3984765, 8766483, 11954295, 14610805, 26299449, 43832415, 131497245]

約数ペア:

[(1, 131497245), (3, 43832415), (5, 26299449), (9, 14610805), (11, 11954295), (15, 8766483), (33, 3984765), (45, 2922161), (55, 2390859), (99, 1328255), (165, 796953), (421, 312345), (495, 265651), (631, 208395), (1263, 104115), (1893, 69465), (2105, 62469), (3155, 41679), (3789, 34705), (4631, 28395), (5679, 23155), (6315, 20823), (6941, 18945), (9465, 13893)]