228739119

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{6907}}^1$

素因数の和:7019

約数の個数: 32

約数和(自身を含む): 371374080

約数和(自身を除く): 142634961

約数列:

[1, 3, 7, 19, 21, 57, 83, 133, 249, 399, 581, 1577, 1743, 4731, 6907, 11039, 20721, 33117, 48349, 131233, 145047, 393699, 573281, 918631, 1719843, 2755893, 4012967, 10892339, 12038901, 32677017, 76246373, 228739119]

約数ペア:

[(1, 228739119), (3, 76246373), (7, 32677017), (19, 12038901), (21, 10892339), (57, 4012967), (83, 2755893), (133, 1719843), (249, 918631), (399, 573281), (581, 393699), (1577, 145047), (1743, 131233), (4731, 48349), (6907, 33117), (11039, 20721)]