289415072

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{23131}}^1$

素因数の和:23181

約数の個数: 48

約数和(自身を含む): 629560512

約数和(自身を除く): 340145440

約数列:

[1, 2, 4, 8, 16, 17, 23, 32, 34, 46, 68, 92, 136, 184, 272, 368, 391, 544, 736, 782, 1564, 3128, 6256, 12512, 23131, 46262, 92524, 185048, 370096, 393227, 532013, 740192, 786454, 1064026, 1572908, 2128052, 3145816, 4256104, 6291632, 8512208, 9044221, 12583264, 17024416, 18088442, 36176884, 72353768, 144707536, 289415072]

約数ペア:

[(1, 289415072), (2, 144707536), (4, 72353768), (8, 36176884), (16, 18088442), (17, 17024416), (23, 12583264), (32, 9044221), (34, 8512208), (46, 6291632), (68, 4256104), (92, 3145816), (136, 2128052), (184, 1572908), (272, 1064026), (368, 786454), (391, 740192), (544, 532013), (736, 393227), (782, 370096), (1564, 185048), (3128, 92524), (6256, 46262), (12512, 23131)]