209042028

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23509}}^1$

素因数の和:23551

約数の個数: 72

約数和(自身を含む): 599034800

約数和(自身を除く): 389992772

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 228, 234, 247, 342, 468, 494, 684, 741, 988, 1482, 2223, 2964, 4446, 8892, 23509, 47018, 70527, 94036, 141054, 211581, 282108, 305617, 423162, 446671, 611234, 846324, 893342, 916851, 1222468, 1340013, 1786684, 1833702, 2680026, 2750553, 3667404, 4020039, 5360052, 5501106, 5806723, 8040078, 11002212, 11613446, 16080156, 17420169, 23226892, 34840338, 52260507, 69680676, 104521014, 209042028]

約数ペア:

[(1, 209042028), (2, 104521014), (3, 69680676), (4, 52260507), (6, 34840338), (9, 23226892), (12, 17420169), (13, 16080156), (18, 11613446), (19, 11002212), (26, 8040078), (36, 5806723), (38, 5501106), (39, 5360052), (52, 4020039), (57, 3667404), (76, 2750553), (78, 2680026), (114, 1833702), (117, 1786684), (156, 1340013), (171, 1222468), (228, 916851), (234, 893342), (247, 846324), (342, 611234), (468, 446671), (494, 423162), (684, 305617), (741, 282108), (988, 211581), (1482, 141054), (2223, 94036), (2964, 70527), (4446, 47018), (8892, 23509)]