619888431

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{607}}^1$

素因数の和:859

約数の個数: 32

約数和(自身を含む): 871628800

約数和(自身を除く): 251740369

約数列:

[1, 3, 31, 79, 93, 139, 237, 417, 607, 1821, 2449, 4309, 7347, 10981, 12927, 18817, 32943, 47953, 56451, 84373, 143859, 253119, 340411, 1021233, 1486543, 2615563, 4459629, 6665467, 7846689, 19996401, 206629477, 619888431]

約数ペア:

[(1, 619888431), (3, 206629477), (31, 19996401), (79, 7846689), (93, 6665467), (139, 4459629), (237, 2615563), (417, 1486543), (607, 1021233), (1821, 340411), (2449, 253119), (4309, 143859), (7347, 84373), (10981, 56451), (12927, 47953), (18817, 32943)]