272257251

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{1933}}^1$

素因数の和:2315

約数の個数: 32

約数和(自身を含む): 438167040

約数和(自身を除く): 165909789

約数列:

[1, 3, 7, 19, 21, 57, 133, 353, 399, 1059, 1933, 2471, 5799, 6707, 7413, 13531, 20121, 36727, 40593, 46949, 110181, 140847, 257089, 682349, 771267, 2047047, 4776443, 12964631, 14329329, 38893893, 90752417, 272257251]

約数ペア:

[(1, 272257251), (3, 90752417), (7, 38893893), (19, 14329329), (21, 12964631), (57, 4776443), (133, 2047047), (353, 771267), (399, 682349), (1059, 257089), (1933, 140847), (2471, 110181), (5799, 46949), (6707, 40593), (7413, 36727), (13531, 20121)]