51172149

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{463}}^1$

素因数の和:769

約数の個数: 32

約数和(自身を含む): 82554880

約数和(自身を除く): 31382731

約数列:

[1, 3, 7, 19, 21, 57, 133, 277, 399, 463, 831, 1389, 1939, 3241, 5263, 5817, 8797, 9723, 15789, 26391, 36841, 61579, 110523, 128251, 184737, 384753, 897757, 2436769, 2693271, 7310307, 17057383, 51172149]

約数ペア:

[(1, 51172149), (3, 17057383), (7, 7310307), (19, 2693271), (21, 2436769), (57, 897757), (133, 384753), (277, 184737), (399, 128251), (463, 110523), (831, 61579), (1389, 36841), (1939, 26391), (3241, 15789), (5263, 9723), (5817, 8797)]