16123947

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:419

約数の個数: 32

約数和(自身を含む): 25665024

約数和(自身を除く): 9541077

約数列:

[1, 3, 7, 21, 41, 61, 123, 183, 287, 307, 427, 861, 921, 1281, 2149, 2501, 6447, 7503, 12587, 17507, 18727, 37761, 52521, 56181, 88109, 131089, 264327, 393267, 767807, 2303421, 5374649, 16123947]

約数ペア:

[(1, 16123947), (3, 5374649), (7, 2303421), (21, 767807), (41, 393267), (61, 264327), (123, 131089), (183, 88109), (287, 56181), (307, 52521), (427, 37761), (861, 18727), (921, 17507), (1281, 12587), (2149, 7503), (2501, 6447)]