67871895

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2617}}^1$

素因数の和:2664

約数の個数: 64

約数和(自身を含む): 140743680

約数和(自身を除く): 72871785

約数列:

[1, 3, 5, 7, 13, 15, 19, 21, 35, 39, 57, 65, 91, 95, 105, 133, 195, 247, 273, 285, 399, 455, 665, 741, 1235, 1365, 1729, 1995, 2617, 3705, 5187, 7851, 8645, 13085, 18319, 25935, 34021, 39255, 49723, 54957, 91595, 102063, 149169, 170105, 238147, 248615, 274785, 348061, 510315, 646399, 714441, 745845, 1044183, 1190735, 1740305, 1939197, 3231995, 3572205, 4524793, 5220915, 9695985, 13574379, 22623965, 67871895]

約数ペア:

[(1, 67871895), (3, 22623965), (5, 13574379), (7, 9695985), (13, 5220915), (15, 4524793), (19, 3572205), (21, 3231995), (35, 1939197), (39, 1740305), (57, 1190735), (65, 1044183), (91, 745845), (95, 714441), (105, 646399), (133, 510315), (195, 348061), (247, 274785), (273, 248615), (285, 238147), (399, 170105), (455, 149169), (665, 102063), (741, 91595), (1235, 54957), (1365, 49723), (1729, 39255), (1995, 34021), (2617, 25935), (3705, 18319), (5187, 13085), (7851, 8645)]