16955505

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2833}}^1$

素因数の和:2870

約数の個数: 48

約数和(自身を含む): 35368320

約数和(自身を除く): 18412815

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 665, 855, 1197, 1995, 2833, 5985, 8499, 14165, 19831, 25497, 42495, 53827, 59493, 99155, 127485, 161481, 178479, 269135, 297465, 376789, 484443, 807405, 892395, 1130367, 1883945, 2422215, 3391101, 5651835, 16955505]

約数ペア:

[(1, 16955505), (3, 5651835), (5, 3391101), (7, 2422215), (9, 1883945), (15, 1130367), (19, 892395), (21, 807405), (35, 484443), (45, 376789), (57, 297465), (63, 269135), (95, 178479), (105, 161481), (133, 127485), (171, 99155), (285, 59493), (315, 53827), (399, 42495), (665, 25497), (855, 19831), (1197, 14165), (1995, 8499), (2833, 5985)]