31791802

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{139}}^1$

素因数の和:227

約数の個数: 48

約数和(自身を含む): 60056640

約数和(自身を除く): 28264838

約数列:

[1, 2, 7, 14, 17, 31, 34, 62, 119, 139, 217, 238, 278, 434, 527, 961, 973, 1054, 1922, 1946, 2363, 3689, 4309, 4726, 6727, 7378, 8618, 13454, 16337, 16541, 30163, 32674, 33082, 60326, 73253, 114359, 133579, 146506, 228718, 267158, 512771, 935053, 1025542, 1870106, 2270843, 4541686, 15895901, 31791802]

約数ペア:

[(1, 31791802), (2, 15895901), (7, 4541686), (14, 2270843), (17, 1870106), (31, 1025542), (34, 935053), (62, 512771), (119, 267158), (139, 228718), (217, 146506), (238, 133579), (278, 114359), (434, 73253), (527, 60326), (961, 33082), (973, 32674), (1054, 30163), (1922, 16541), (1946, 16337), (2363, 13454), (3689, 8618), (4309, 7378), (4726, 6727)]