71445339

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3511}}^1$

素因数の和:3560

約数の個数: 48

約数和(自身を含む): 131489280

約数和(自身を除く): 60043941

約数列:

[1, 3, 7, 9, 17, 19, 21, 51, 57, 63, 119, 133, 153, 171, 323, 357, 399, 969, 1071, 1197, 2261, 2907, 3511, 6783, 10533, 20349, 24577, 31599, 59687, 66709, 73731, 179061, 200127, 221193, 417809, 466963, 537183, 600381, 1134053, 1253427, 1400889, 3402159, 3760281, 4202667, 7938371, 10206477, 23815113, 71445339]

約数ペア:

[(1, 71445339), (3, 23815113), (7, 10206477), (9, 7938371), (17, 4202667), (19, 3760281), (21, 3402159), (51, 1400889), (57, 1253427), (63, 1134053), (119, 600381), (133, 537183), (153, 466963), (171, 417809), (323, 221193), (357, 200127), (399, 179061), (969, 73731), (1071, 66709), (1197, 59687), (2261, 31599), (2907, 24577), (3511, 20349), (6783, 10533)]