189743307

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{541}}^1$

素因数の和:620

約数の個数: 48

約数和(自身を含む): 302123808

約数和(自身を除く): 112380501

約数列:

[1, 3, 13, 17, 23, 39, 51, 69, 221, 299, 391, 529, 541, 663, 897, 1173, 1587, 1623, 5083, 6877, 7033, 8993, 9197, 12443, 15249, 20631, 21099, 26979, 27591, 37329, 116909, 119561, 161759, 211531, 286189, 350727, 358683, 485277, 634593, 858567, 2749903, 3720457, 4865213, 8249709, 11161371, 14595639, 63247769, 189743307]

約数ペア:

[(1, 189743307), (3, 63247769), (13, 14595639), (17, 11161371), (23, 8249709), (39, 4865213), (51, 3720457), (69, 2749903), (221, 858567), (299, 634593), (391, 485277), (529, 358683), (541, 350727), (663, 286189), (897, 211531), (1173, 161759), (1587, 119561), (1623, 116909), (5083, 37329), (6877, 27591), (7033, 26979), (8993, 21099), (9197, 20631), (12443, 15249)]