156985087

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 194969600

約数和(自身を除く): 37984513

約数列:

[1, 7, 19, 67, 79, 133, 223, 469, 553, 1273, 1501, 1561, 4237, 5293, 8911, 10507, 14941, 17617, 29659, 37051, 100567, 104587, 123319, 283879, 334723, 703969, 1180339, 1987153, 2343061, 8262373, 22426441, 156985087]

約数ペア:

[(1, 156985087), (7, 22426441), (19, 8262373), (67, 2343061), (79, 1987153), (133, 1180339), (223, 703969), (469, 334723), (553, 283879), (1273, 123319), (1501, 104587), (1561, 100567), (4237, 37051), (5293, 29659), (8911, 17617), (10507, 14941)]