291289268

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{331}}^1$

素因数の和:564

約数の個数: 48

約数和(自身を含む): 542588928

約数和(自身を除く): 251299660

約数列:

[1, 2, 4, 31, 47, 62, 94, 124, 151, 188, 302, 331, 604, 662, 1324, 1457, 2914, 4681, 5828, 7097, 9362, 10261, 14194, 15557, 18724, 20522, 28388, 31114, 41044, 49981, 62228, 99962, 199924, 220007, 440014, 482267, 880028, 964534, 1549411, 1929068, 2349107, 3098822, 4698214, 6197644, 9396428, 72822317, 145644634, 291289268]

約数ペア:

[(1, 291289268), (2, 145644634), (4, 72822317), (31, 9396428), (47, 6197644), (62, 4698214), (94, 3098822), (124, 2349107), (151, 1929068), (188, 1549411), (302, 964534), (331, 880028), (604, 482267), (662, 440014), (1324, 220007), (1457, 199924), (2914, 99962), (4681, 62228), (5828, 49981), (7097, 41044), (9362, 31114), (10261, 28388), (14194, 20522), (15557, 18724)]