17966205

素因数分解:

$3^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:110

約数の個数: 64

約数和(自身を含む): 34007040

約数和(自身を除く): 16040835

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 53, 81, 93, 135, 155, 159, 243, 265, 279, 405, 465, 477, 729, 795, 837, 1215, 1395, 1431, 1643, 2187, 2385, 2511, 3645, 4185, 4293, 4929, 7155, 7533, 8215, 10935, 12555, 12879, 14787, 21465, 22599, 24645, 37665, 38637, 44361, 64395, 67797, 73935, 112995, 115911, 133083, 193185, 221805, 338985, 399249, 579555, 665415, 1197747, 1996245, 3593241, 5988735, 17966205]

約数ペア:

[(1, 17966205), (3, 5988735), (5, 3593241), (9, 1996245), (15, 1197747), (27, 665415), (31, 579555), (45, 399249), (53, 338985), (81, 221805), (93, 193185), (135, 133083), (155, 115911), (159, 112995), (243, 73935), (265, 67797), (279, 64395), (405, 44361), (465, 38637), (477, 37665), (729, 24645), (795, 22599), (837, 21465), (1215, 14787), (1395, 12879), (1431, 12555), (1643, 10935), (2187, 8215), (2385, 7533), (2511, 7155), (3645, 4929), (4185, 4293)]