56215173

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1019}}^1$

素因数の和:1137

約数の個数: 32

約数和(自身を含む): 89303040

約数和(自身を除く): 33087867

約数列:

[1, 3, 7, 21, 37, 71, 111, 213, 259, 497, 777, 1019, 1491, 2627, 3057, 7133, 7881, 18389, 21399, 37703, 55167, 72349, 113109, 217047, 263921, 506443, 791763, 1519329, 2676913, 8030739, 18738391, 56215173]

約数ペア:

[(1, 56215173), (3, 18738391), (7, 8030739), (21, 2676913), (37, 1519329), (71, 791763), (111, 506443), (213, 263921), (259, 217047), (497, 113109), (777, 72349), (1019, 55167), (1491, 37703), (2627, 21399), (3057, 18389), (7133, 7881)]