28946995

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{467}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 46096128

約数和(自身を除く): 17149133

約数列:

[1, 5, 7, 11, 23, 35, 49, 55, 77, 115, 161, 245, 253, 385, 467, 539, 805, 1127, 1265, 1771, 2335, 2695, 3269, 5137, 5635, 8855, 10741, 12397, 16345, 22883, 25685, 35959, 53705, 61985, 75187, 114415, 118151, 179795, 251713, 375935, 526309, 590755, 827057, 1258565, 2631545, 4135285, 5789399, 28946995]

約数ペア:

[(1, 28946995), (5, 5789399), (7, 4135285), (11, 2631545), (23, 1258565), (35, 827057), (49, 590755), (55, 526309), (77, 375935), (115, 251713), (161, 179795), (245, 118151), (253, 114415), (385, 75187), (467, 61985), (539, 53705), (805, 35959), (1127, 25685), (1265, 22883), (1771, 16345), (2335, 12397), (2695, 10741), (3269, 8855), (5137, 5635)]