38942799

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:300

約数の個数: 48

約数和(自身を含む): 64788480

約数和(自身を除く): 25845681

約数列:

[1, 3, 7, 19, 21, 49, 57, 73, 133, 147, 191, 219, 399, 511, 573, 931, 1337, 1387, 1533, 2793, 3577, 3629, 4011, 4161, 9359, 9709, 10731, 10887, 13943, 25403, 28077, 29127, 41829, 67963, 76209, 97601, 177821, 203889, 264917, 292803, 533463, 683207, 794751, 1854419, 2049621, 5563257, 12980933, 38942799]

約数ペア:

[(1, 38942799), (3, 12980933), (7, 5563257), (19, 2049621), (21, 1854419), (49, 794751), (57, 683207), (73, 533463), (133, 292803), (147, 264917), (191, 203889), (219, 177821), (399, 97601), (511, 76209), (573, 67963), (931, 41829), (1337, 29127), (1387, 28077), (1533, 25403), (2793, 13943), (3577, 10887), (3629, 10731), (4011, 9709), (4161, 9359)]