74447121

素因数分解:

$3^1\times 7^3\times {\mathrm{71}}^1\times {\mathrm{1019}}^1$

素因数の和:1114

約数の個数: 32

約数和(自身を含む): 117504000

約数和(自身を除く): 43056879

約数列:

[1, 3, 7, 21, 49, 71, 147, 213, 343, 497, 1019, 1029, 1491, 3057, 3479, 7133, 10437, 21399, 24353, 49931, 72349, 73059, 149793, 217047, 349517, 506443, 1048551, 1519329, 3545101, 10635303, 24815707, 74447121]

約数ペア:

[(1, 74447121), (3, 24815707), (7, 10635303), (21, 3545101), (49, 1519329), (71, 1048551), (147, 506443), (213, 349517), (343, 217047), (497, 149793), (1019, 73059), (1029, 72349), (1491, 49931), (3057, 24353), (3479, 21399), (7133, 10437)]