15691478025

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{69439}}^1$

素因数の和:69606

約数の個数: 48

約数和(自身を含む): 27278254080

約数和(自身を除く): 11586776055

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 131, 345, 393, 575, 655, 1725, 1965, 3013, 3275, 9039, 9825, 15065, 45195, 69439, 75325, 208317, 225975, 347195, 1041585, 1597097, 1735975, 4791291, 5207925, 7985485, 9096509, 23956455, 27289527, 39927425, 45482545, 119782275, 136447635, 209219707, 227412725, 627659121, 682238175, 1046098535, 3138295605, 5230492675, 15691478025]

約数ペア:

[(1, 15691478025), (3, 5230492675), (5, 3138295605), (15, 1046098535), (23, 682238175), (25, 627659121), (69, 227412725), (75, 209219707), (115, 136447635), (131, 119782275), (345, 45482545), (393, 39927425), (575, 27289527), (655, 23956455), (1725, 9096509), (1965, 7985485), (3013, 5207925), (3275, 4791291), (9039, 1735975), (9825, 1597097), (15065, 1041585), (45195, 347195), (69439, 225975), (75325, 208317)]