28765890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2333}}^1$

素因数の和:2483

約数の個数: 48

約数和(自身を含む): 75369528

約数和(自身を除く): 46603638

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 137, 274, 411, 685, 822, 1233, 1370, 2055, 2333, 2466, 4110, 4666, 6165, 6999, 11665, 12330, 13998, 20997, 23330, 34995, 41994, 69990, 104985, 209970, 319621, 639242, 958863, 1598105, 1917726, 2876589, 3196210, 4794315, 5753178, 9588630, 14382945, 28765890]

約数ペア:

[(1, 28765890), (2, 14382945), (3, 9588630), (5, 5753178), (6, 4794315), (9, 3196210), (10, 2876589), (15, 1917726), (18, 1598105), (30, 958863), (45, 639242), (90, 319621), (137, 209970), (274, 104985), (411, 69990), (685, 41994), (822, 34995), (1233, 23330), (1370, 20997), (2055, 13998), (2333, 12330), (2466, 11665), (4110, 6999), (4666, 6165)]