156955197

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{3037}}^1$

素因数の和:3177

約数の個数: 32

約数和(自身を含む): 251983872

約数和(自身を除く): 95028675

約数列:

[1, 3, 7, 21, 23, 69, 107, 161, 321, 483, 749, 2247, 2461, 3037, 7383, 9111, 17227, 21259, 51681, 63777, 69851, 209553, 324959, 488957, 974877, 1466871, 2274713, 6824139, 7474057, 22422171, 52318399, 156955197]

約数ペア:

[(1, 156955197), (3, 52318399), (7, 22422171), (21, 7474057), (23, 6824139), (69, 2274713), (107, 1466871), (161, 974877), (321, 488957), (483, 324959), (749, 209553), (2247, 69851), (2461, 63777), (3037, 51681), (7383, 21259), (9111, 17227)]