201387921

素因数分解:

$3^1\times 7^1\times {\mathrm{743}}^1\times {\mathrm{12907}}^1$

素因数の和:13660

約数の個数: 16

約数和(自身を含む): 307313664

約数和(自身を除く): 105925743

約数列:

[1, 3, 7, 21, 743, 2229, 5201, 12907, 15603, 38721, 90349, 271047, 9589901, 28769703, 67129307, 201387921]

約数ペア:

[(1, 201387921), (3, 67129307), (7, 28769703), (21, 9589901), (743, 271047), (2229, 90349), (5201, 38721), (12907, 15603)]