388968965

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{547}}^1\times {\mathrm{1847}}^1$

素因数の和:2417

約数の個数: 32

約数和(自身を含む): 583317504

約数和(自身を除く): 194348539

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 547, 1847, 2735, 3829, 6017, 9235, 12929, 19145, 20317, 30085, 42119, 64645, 101585, 142219, 210595, 711095, 1010309, 5051545, 7072163, 11113399, 35360815, 55566995, 77793793, 388968965]

約数ペア:

[(1, 388968965), (5, 77793793), (7, 55566995), (11, 35360815), (35, 11113399), (55, 7072163), (77, 5051545), (385, 1010309), (547, 711095), (1847, 210595), (2735, 142219), (3829, 101585), (6017, 64645), (9235, 42119), (12929, 30085), (19145, 20317)]