1521772

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 3386880

約数和(自身を除く): 1865108

約数列:

[1, 2, 4, 7, 14, 17, 23, 28, 34, 46, 68, 92, 119, 139, 161, 238, 278, 322, 391, 476, 556, 644, 782, 973, 1564, 1946, 2363, 2737, 3197, 3892, 4726, 5474, 6394, 9452, 10948, 12788, 16541, 22379, 33082, 44758, 54349, 66164, 89516, 108698, 217396, 380443, 760886, 1521772]

約数ペア:

[(1, 1521772), (2, 760886), (4, 380443), (7, 217396), (14, 108698), (17, 89516), (23, 66164), (28, 54349), (34, 44758), (46, 33082), (68, 22379), (92, 16541), (119, 12788), (139, 10948), (161, 9452), (238, 6394), (278, 5474), (322, 4726), (391, 3892), (476, 3197), (556, 2737), (644, 2363), (782, 1946), (973, 1564)]