16972578

素因数分解:

$2^1\times 3^6\times 7^1\times {\mathrm{1663}}^1$

素因数の和:1690

約数の個数: 56

約数和(自身を含む): 43650048

約数和(自身を除く): 26677470

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 243, 378, 486, 567, 729, 1134, 1458, 1663, 1701, 3326, 3402, 4989, 5103, 9978, 10206, 11641, 14967, 23282, 29934, 34923, 44901, 69846, 89802, 104769, 134703, 209538, 269406, 314307, 404109, 628614, 808218, 942921, 1212327, 1885842, 2424654, 2828763, 5657526, 8486289, 16972578]

約数ペア:

[(1, 16972578), (2, 8486289), (3, 5657526), (6, 2828763), (7, 2424654), (9, 1885842), (14, 1212327), (18, 942921), (21, 808218), (27, 628614), (42, 404109), (54, 314307), (63, 269406), (81, 209538), (126, 134703), (162, 104769), (189, 89802), (243, 69846), (378, 44901), (486, 34923), (567, 29934), (729, 23282), (1134, 14967), (1458, 11641), (1663, 10206), (1701, 9978), (3326, 5103), (3402, 4989)]