156914289

素因数分解:

$3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{19013}}^1$

素因数の和:19157

約数の個数: 24

約数和(自身を含む): 261024192

約数和(自身を除く): 104109903

約数列:

[1, 3, 7, 9, 21, 63, 131, 393, 917, 1179, 2751, 8253, 19013, 57039, 133091, 171117, 399273, 1197819, 2490703, 7472109, 17434921, 22416327, 52304763, 156914289]

約数ペア:

[(1, 156914289), (3, 52304763), (7, 22416327), (9, 17434921), (21, 7472109), (63, 2490703), (131, 1197819), (393, 399273), (917, 171117), (1179, 133091), (2751, 57039), (8253, 19013)]