28065618

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{353}}^1\times {\mathrm{631}}^1$

素因数の和:999

約数の個数: 48

約数和(自身を含む): 69803136

約数和(自身を除く): 41737518

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 353, 631, 706, 1059, 1262, 1893, 2118, 2471, 3177, 3786, 4417, 4942, 5679, 6354, 7413, 8834, 11358, 13251, 14826, 22239, 26502, 39753, 44478, 79506, 222743, 445486, 668229, 1336458, 1559201, 2004687, 3118402, 4009374, 4677603, 9355206, 14032809, 28065618]

約数ペア:

[(1, 28065618), (2, 14032809), (3, 9355206), (6, 4677603), (7, 4009374), (9, 3118402), (14, 2004687), (18, 1559201), (21, 1336458), (42, 668229), (63, 445486), (126, 222743), (353, 79506), (631, 44478), (706, 39753), (1059, 26502), (1262, 22239), (1893, 14826), (2118, 13251), (2471, 11358), (3177, 8834), (3786, 7413), (4417, 6354), (4942, 5679)]