71392755

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{709}}^1$

素因数の和:868

約数の個数: 48

約数和(自身を含む): 134036640

約数和(自身を除く): 62643885

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 137, 147, 245, 411, 685, 709, 735, 959, 2055, 2127, 2877, 3545, 4795, 4963, 6713, 10635, 14385, 14889, 20139, 24815, 33565, 34741, 74445, 97133, 100695, 104223, 173705, 291399, 485665, 521115, 679931, 1456995, 2039793, 3399655, 4759517, 10198965, 14278551, 23797585, 71392755]

約数ペア:

[(1, 71392755), (3, 23797585), (5, 14278551), (7, 10198965), (15, 4759517), (21, 3399655), (35, 2039793), (49, 1456995), (105, 679931), (137, 521115), (147, 485665), (245, 291399), (411, 173705), (685, 104223), (709, 100695), (735, 97133), (959, 74445), (2055, 34741), (2127, 33565), (2877, 24815), (3545, 20139), (4795, 14889), (4963, 14385), (6713, 10635)]