27836955

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 50712480

約数和(自身を除く): 22875525

約数列:

[1, 3, 5, 9, 15, 29, 45, 83, 87, 145, 249, 257, 261, 415, 435, 747, 771, 1245, 1285, 1305, 2313, 2407, 3735, 3855, 7221, 7453, 11565, 12035, 21331, 21663, 22359, 36105, 37265, 63993, 67077, 106655, 108315, 111795, 191979, 319965, 335385, 618599, 959895, 1855797, 3092995, 5567391, 9278985, 27836955]

約数ペア:

[(1, 27836955), (3, 9278985), (5, 5567391), (9, 3092995), (15, 1855797), (29, 959895), (45, 618599), (83, 335385), (87, 319965), (145, 191979), (249, 111795), (257, 108315), (261, 106655), (415, 67077), (435, 63993), (747, 37265), (771, 36105), (1245, 22359), (1285, 21663), (1305, 21331), (2313, 12035), (2407, 11565), (3735, 7453), (3855, 7221)]