16513119

素因数分解:

$3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2131}}^1$

素因数の和:2188

約数の個数: 32

約数和(自身を含む): 28654080

約数和(自身を除く): 12140961

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 123, 189, 287, 369, 861, 1107, 2131, 2583, 6393, 7749, 14917, 19179, 44751, 57537, 87371, 134253, 262113, 402759, 611597, 786339, 1834791, 2359017, 5504373, 16513119]

約数ペア:

[(1, 16513119), (3, 5504373), (7, 2359017), (9, 1834791), (21, 786339), (27, 611597), (41, 402759), (63, 262113), (123, 134253), (189, 87371), (287, 57537), (369, 44751), (861, 19179), (1107, 14917), (2131, 7749), (2583, 6393)]