15915655

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1163}}^1$

素因数の和:1215

約数の個数: 32

約数和(自身を含む): 24136704

約数和(自身を除く): 8221049

約数列:

[1, 5, 7, 17, 23, 35, 85, 115, 119, 161, 391, 595, 805, 1163, 1955, 2737, 5815, 8141, 13685, 19771, 26749, 40705, 98855, 133745, 138397, 187243, 454733, 691985, 936215, 2273665, 3183131, 15915655]

約数ペア:

[(1, 15915655), (5, 3183131), (7, 2273665), (17, 936215), (23, 691985), (35, 454733), (85, 187243), (115, 138397), (119, 133745), (161, 98855), (391, 40705), (595, 26749), (805, 19771), (1163, 13685), (1955, 8141), (2737, 5815)]