15471990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{487}}^1$

素因数の和:853

約数の個数: 48

約数和(自身を含む): 40423968

約数和(自身を除く): 24951978

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 353, 487, 706, 974, 1059, 1461, 1765, 2118, 2435, 2922, 3177, 3530, 4383, 4870, 5295, 6354, 7305, 8766, 10590, 14610, 15885, 21915, 31770, 43830, 171911, 343822, 515733, 859555, 1031466, 1547199, 1719110, 2578665, 3094398, 5157330, 7735995, 15471990]

約数ペア:

[(1, 15471990), (2, 7735995), (3, 5157330), (5, 3094398), (6, 2578665), (9, 1719110), (10, 1547199), (15, 1031466), (18, 859555), (30, 515733), (45, 343822), (90, 171911), (353, 43830), (487, 31770), (706, 21915), (974, 15885), (1059, 14610), (1461, 10590), (1765, 8766), (2118, 7305), (2435, 6354), (2922, 5295), (3177, 4870), (3530, 4383)]