39780765

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{349}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 73710000

約数和(自身を除く): 33929235

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 149, 153, 255, 349, 447, 745, 765, 1047, 1341, 1745, 2235, 2533, 3141, 5235, 5933, 6705, 7599, 12665, 15705, 17799, 22797, 29665, 37995, 52001, 53397, 88995, 113985, 156003, 260005, 266985, 468009, 780015, 884017, 2340045, 2652051, 4420085, 7956153, 13260255, 39780765]

約数ペア:

[(1, 39780765), (3, 13260255), (5, 7956153), (9, 4420085), (15, 2652051), (17, 2340045), (45, 884017), (51, 780015), (85, 468009), (149, 266985), (153, 260005), (255, 156003), (349, 113985), (447, 88995), (745, 53397), (765, 52001), (1047, 37995), (1341, 29665), (1745, 22797), (2235, 17799), (2533, 15705), (3141, 12665), (5235, 7599), (5933, 6705)]