25421928

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{389}}^2$

素因数の和:794

約数の個数: 48

約数和(自身を含む): 72821280

約数和(自身を除く): 47399352

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 389, 778, 1167, 1556, 2334, 2723, 3112, 4668, 5446, 8169, 9336, 10892, 16338, 21784, 32676, 65352, 151321, 302642, 453963, 605284, 907926, 1059247, 1210568, 1815852, 2118494, 3177741, 3631704, 4236988, 6355482, 8473976, 12710964, 25421928]

約数ペア:

[(1, 25421928), (2, 12710964), (3, 8473976), (4, 6355482), (6, 4236988), (7, 3631704), (8, 3177741), (12, 2118494), (14, 1815852), (21, 1210568), (24, 1059247), (28, 907926), (42, 605284), (56, 453963), (84, 302642), (168, 151321), (389, 65352), (778, 32676), (1167, 21784), (1556, 16338), (2334, 10892), (2723, 9336), (3112, 8169), (4668, 5446)]