278725408

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29131}}^1$

素因数の和:29177

約数の個数: 48

約数和(自身を含む): 616666176

約数和(自身を除く): 337940768

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 92, 104, 184, 208, 299, 368, 416, 598, 736, 1196, 2392, 4784, 9568, 29131, 58262, 116524, 233048, 378703, 466096, 670013, 757406, 932192, 1340026, 1514812, 2680052, 3029624, 5360104, 6059248, 8710169, 10720208, 12118496, 17420338, 21440416, 34840676, 69681352, 139362704, 278725408]

約数ペア:

[(1, 278725408), (2, 139362704), (4, 69681352), (8, 34840676), (13, 21440416), (16, 17420338), (23, 12118496), (26, 10720208), (32, 8710169), (46, 6059248), (52, 5360104), (92, 3029624), (104, 2680052), (184, 1514812), (208, 1340026), (299, 932192), (368, 757406), (416, 670013), (598, 466096), (736, 378703), (1196, 233048), (2392, 116524), (4784, 58262), (9568, 29131)]