200721339

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{12899}}^1$

素因数の和:12944

約数の個数: 48

約数和(自身を含む): 375648000

約数和(自身を除く): 174926661

約数列:

[1, 3, 7, 9, 13, 19, 21, 39, 57, 63, 91, 117, 133, 171, 247, 273, 399, 741, 819, 1197, 1729, 2223, 5187, 12899, 15561, 38697, 90293, 116091, 167687, 245081, 270879, 503061, 735243, 812637, 1173809, 1509183, 1715567, 2205729, 3186053, 3521427, 5146701, 9558159, 10564281, 15440103, 22302371, 28674477, 66907113, 200721339]

約数ペア:

[(1, 200721339), (3, 66907113), (7, 28674477), (9, 22302371), (13, 15440103), (19, 10564281), (21, 9558159), (39, 5146701), (57, 3521427), (63, 3186053), (91, 2205729), (117, 1715567), (133, 1509183), (171, 1173809), (247, 812637), (273, 735243), (399, 503061), (741, 270879), (819, 245081), (1197, 167687), (1729, 116091), (2223, 90293), (5187, 38697), (12899, 15561)]