147403785

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{1321}}^1$

素因数の和:1545

約数の個数: 32

約数和(自身を含む): 242909568

約数和(自身を除く): 95505783

約数列:

[1, 3, 5, 15, 43, 129, 173, 215, 519, 645, 865, 1321, 2595, 3963, 6605, 7439, 19815, 22317, 37195, 56803, 111585, 170409, 228533, 284015, 685599, 852045, 1142665, 3427995, 9826919, 29480757, 49134595, 147403785]

約数ペア:

[(1, 147403785), (3, 49134595), (5, 29480757), (15, 9826919), (43, 3427995), (129, 1142665), (173, 852045), (215, 685599), (519, 284015), (645, 228533), (865, 170409), (1321, 111585), (2595, 56803), (3963, 37195), (6605, 22317), (7439, 19815)]