187837727

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 251903520

約数和(自身を除く): 64065793

約数列:

[1, 7, 11, 29, 49, 61, 77, 197, 203, 319, 427, 539, 671, 1379, 1421, 1769, 2167, 2233, 2989, 4697, 5713, 9653, 12017, 12383, 15169, 15631, 19459, 32879, 39991, 62843, 84119, 86681, 106183, 132187, 136213, 279937, 348493, 439901, 588833, 925309, 953491, 2439451, 3079307, 3833423, 6477163, 17076157, 26833961, 187837727]

約数ペア:

[(1, 187837727), (7, 26833961), (11, 17076157), (29, 6477163), (49, 3833423), (61, 3079307), (77, 2439451), (197, 953491), (203, 925309), (319, 588833), (427, 439901), (539, 348493), (671, 279937), (1379, 136213), (1421, 132187), (1769, 106183), (2167, 86681), (2233, 84119), (2989, 62843), (4697, 39991), (5713, 32879), (9653, 19459), (12017, 15631), (12383, 15169)]