354471999

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{877}}^1\times {\mathrm{1013}}^1$

素因数の和:1919

約数の個数: 32

約数和(自身を含む): 569786880

約数和(自身を除く): 215314881

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 877, 1013, 2631, 3039, 6139, 7091, 16663, 18417, 19247, 21273, 49989, 57741, 116641, 134729, 349923, 404187, 888401, 2665203, 6218807, 16879619, 18656421, 50638857, 118157333, 354471999]

約数ペア:

[(1, 354471999), (3, 118157333), (7, 50638857), (19, 18656421), (21, 16879619), (57, 6218807), (133, 2665203), (399, 888401), (877, 404187), (1013, 349923), (2631, 134729), (3039, 116641), (6139, 57741), (7091, 49989), (16663, 21273), (18417, 19247)]