16628325

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1667}}^1$

素因数の和:1706

約数の個数: 48

約数和(自身を含む): 33093120

約数和(自身を除く): 16464795

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 57, 75, 95, 105, 133, 175, 285, 399, 475, 525, 665, 1425, 1667, 1995, 3325, 5001, 8335, 9975, 11669, 25005, 31673, 35007, 41675, 58345, 95019, 125025, 158365, 175035, 221711, 291725, 475095, 665133, 791825, 875175, 1108555, 2375475, 3325665, 5542775, 16628325]

約数ペア:

[(1, 16628325), (3, 5542775), (5, 3325665), (7, 2375475), (15, 1108555), (19, 875175), (21, 791825), (25, 665133), (35, 475095), (57, 291725), (75, 221711), (95, 175035), (105, 158365), (133, 125025), (175, 95019), (285, 58345), (399, 41675), (475, 35007), (525, 31673), (665, 25005), (1425, 11669), (1667, 9975), (1995, 8335), (3325, 5001)]