161421092

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^2\times {\mathrm{857}}^1$

素因数の和:937

約数の個数: 54

約数和(自身を含む): 339945606

約数和(自身を除く): 178524514

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 434, 857, 868, 961, 1519, 1714, 1922, 3038, 3428, 3844, 5999, 6076, 6727, 11998, 13454, 23996, 26567, 26908, 41993, 47089, 53134, 83986, 94178, 106268, 167972, 185969, 188356, 371938, 743876, 823577, 1301783, 1647154, 2603566, 3294308, 5207132, 5765039, 11530078, 23060156, 40355273, 80710546, 161421092]

約数ペア:

[(1, 161421092), (2, 80710546), (4, 40355273), (7, 23060156), (14, 11530078), (28, 5765039), (31, 5207132), (49, 3294308), (62, 2603566), (98, 1647154), (124, 1301783), (196, 823577), (217, 743876), (434, 371938), (857, 188356), (868, 185969), (961, 167972), (1519, 106268), (1714, 94178), (1922, 83986), (3038, 53134), (3428, 47089), (3844, 41993), (5999, 26908), (6076, 26567), (6727, 23996), (11998, 13454)]