7751837187

素因数分解:

$3^3\times {\mathrm{53}}^2\times {\mathrm{179}}^1\times {\mathrm{571}}^1$

素因数の和:865

約数の個数: 48

約数和(自身を含む): 11790979200

約数和(自身を除く): 4039142013

約数列:

[1, 3, 9, 27, 53, 159, 179, 477, 537, 571, 1431, 1611, 1713, 2809, 4833, 5139, 8427, 9487, 15417, 25281, 28461, 30263, 75843, 85383, 90789, 102209, 256149, 272367, 306627, 502811, 817101, 919881, 1508433, 1603939, 2759643, 4525299, 4811817, 5417077, 13575897, 14435451, 16251231, 43306353, 48753693, 146261079, 287105081, 861315243, 2583945729, 7751837187]

約数ペア:

[(1, 7751837187), (3, 2583945729), (9, 861315243), (27, 287105081), (53, 146261079), (159, 48753693), (179, 43306353), (477, 16251231), (537, 14435451), (571, 13575897), (1431, 5417077), (1611, 4811817), (1713, 4525299), (2809, 2759643), (4833, 1603939), (5139, 1508433), (8427, 919881), (9487, 817101), (15417, 502811), (25281, 306627), (28461, 272367), (30263, 256149), (75843, 102209), (85383, 90789)]