81991098

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{8237}}^1$

素因数の和:8331

約数の個数: 48

約数和(自身を含む): 205620480

約数和(自身を除く): 123629382

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 79, 126, 158, 237, 474, 553, 711, 1106, 1422, 1659, 3318, 4977, 8237, 9954, 16474, 24711, 49422, 57659, 74133, 115318, 148266, 172977, 345954, 518931, 650723, 1037862, 1301446, 1952169, 3904338, 4555061, 5856507, 9110122, 11713014, 13665183, 27330366, 40995549, 81991098]

約数ペア:

[(1, 81991098), (2, 40995549), (3, 27330366), (6, 13665183), (7, 11713014), (9, 9110122), (14, 5856507), (18, 4555061), (21, 3904338), (42, 1952169), (63, 1301446), (79, 1037862), (126, 650723), (158, 518931), (237, 345954), (474, 172977), (553, 148266), (711, 115318), (1106, 74133), (1422, 57659), (1659, 49422), (3318, 24711), (4977, 16474), (8237, 9954)]