28965768

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{353}}^1$

素因数の和:638

約数の個数: 64

約数和(自身を含む): 78503040

約数和(自身を除く): 49537272

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 263, 312, 353, 526, 706, 789, 1052, 1059, 1412, 1578, 2104, 2118, 2824, 3156, 3419, 4236, 4589, 6312, 6838, 8472, 9178, 10257, 13676, 13767, 18356, 20514, 27352, 27534, 36712, 41028, 55068, 82056, 92839, 110136, 185678, 278517, 371356, 557034, 742712, 1114068, 1206907, 2228136, 2413814, 3620721, 4827628, 7241442, 9655256, 14482884, 28965768]

約数ペア:

[(1, 28965768), (2, 14482884), (3, 9655256), (4, 7241442), (6, 4827628), (8, 3620721), (12, 2413814), (13, 2228136), (24, 1206907), (26, 1114068), (39, 742712), (52, 557034), (78, 371356), (104, 278517), (156, 185678), (263, 110136), (312, 92839), (353, 82056), (526, 55068), (706, 41028), (789, 36712), (1052, 27534), (1059, 27352), (1412, 20514), (1578, 18356), (2104, 13767), (2118, 13676), (2824, 10257), (3156, 9178), (3419, 8472), (4236, 6838), (4589, 6312)]