156813657

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{661}}^1$

素因数の和:774

約数の個数: 64

約数和(自身を含む): 284712960

約数和(自身を除く): 127899303

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 79, 91, 143, 231, 237, 273, 429, 553, 661, 869, 1001, 1027, 1659, 1983, 2607, 3003, 3081, 4627, 6083, 7189, 7271, 8593, 11297, 13881, 18249, 21567, 21813, 25779, 33891, 50897, 52219, 60151, 79079, 94523, 152691, 156657, 180453, 237237, 283569, 365533, 574409, 661661, 678847, 1096599, 1723227, 1984983, 2036541, 4020863, 4751929, 7467317, 12062589, 14255787, 22401951, 52271219, 156813657]

約数ペア:

[(1, 156813657), (3, 52271219), (7, 22401951), (11, 14255787), (13, 12062589), (21, 7467317), (33, 4751929), (39, 4020863), (77, 2036541), (79, 1984983), (91, 1723227), (143, 1096599), (231, 678847), (237, 661661), (273, 574409), (429, 365533), (553, 283569), (661, 237237), (869, 180453), (1001, 156657), (1027, 152691), (1659, 94523), (1983, 79079), (2607, 60151), (3003, 52219), (3081, 50897), (4627, 33891), (6083, 25779), (7189, 21813), (7271, 21567), (8593, 18249), (11297, 13881)]