16505319

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:231

約数の個数: 32

約数和(自身を含む): 24284160

約数和(自身を除く): 7778841

約数列:

[1, 3, 19, 47, 57, 61, 101, 141, 183, 303, 893, 1159, 1919, 2679, 2867, 3477, 4747, 5757, 6161, 8601, 14241, 18483, 54473, 90193, 117059, 163419, 270579, 289567, 351177, 868701, 5501773, 16505319]

約数ペア:

[(1, 16505319), (3, 5501773), (19, 868701), (47, 351177), (57, 289567), (61, 270579), (101, 163419), (141, 117059), (183, 90193), (303, 54473), (893, 18483), (1159, 14241), (1919, 8601), (2679, 6161), (2867, 5757), (3477, 4747)]