217526019

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1\times {\mathrm{223}}^1$

素因数の和:527

約数の個数: 32

約数和(自身を含む): 310001664

約数和(自身を除く): 92475645

約数列:

[1, 3, 23, 67, 69, 201, 211, 223, 633, 669, 1541, 4623, 4853, 5129, 14137, 14559, 14941, 15387, 42411, 44823, 47053, 141159, 325151, 343643, 975453, 1030929, 1082219, 3152551, 3246657, 9457653, 72508673, 217526019]

約数ペア:

[(1, 217526019), (3, 72508673), (23, 9457653), (67, 3246657), (69, 3152551), (201, 1082219), (211, 1030929), (223, 975453), (633, 343643), (669, 325151), (1541, 141159), (4623, 47053), (4853, 44823), (5129, 42411), (14137, 15387), (14559, 14941)]