243402481

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{281}}^1$

素因数の和:585

約数の個数: 32

約数和(自身を含む): 306996480

約数和(自身を除く): 63593999

約数列:

[1, 7, 17, 29, 119, 203, 251, 281, 493, 1757, 1967, 3451, 4267, 4777, 7279, 8149, 29869, 33439, 50953, 57043, 70531, 123743, 138533, 493717, 866201, 969731, 1199027, 2045399, 8393189, 14317793, 34771783, 243402481]

約数ペア:

[(1, 243402481), (7, 34771783), (17, 14317793), (29, 8393189), (119, 2045399), (203, 1199027), (251, 969731), (281, 866201), (493, 493717), (1757, 138533), (1967, 123743), (3451, 70531), (4267, 57043), (4777, 50953), (7279, 33439), (8149, 29869)]