291223148

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{257}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 543533760

約数和(自身を除く): 252310612

約数列:

[1, 2, 4, 23, 46, 92, 109, 113, 218, 226, 257, 436, 452, 514, 1028, 2507, 2599, 5014, 5198, 5911, 10028, 10396, 11822, 12317, 23644, 24634, 28013, 29041, 49268, 56026, 58082, 112052, 116164, 283291, 566582, 644299, 667943, 1133164, 1288598, 1335886, 2577196, 2671772, 3165469, 6330938, 12661876, 72805787, 145611574, 291223148]

約数ペア:

[(1, 291223148), (2, 145611574), (4, 72805787), (23, 12661876), (46, 6330938), (92, 3165469), (109, 2671772), (113, 2577196), (218, 1335886), (226, 1288598), (257, 1133164), (436, 667943), (452, 644299), (514, 566582), (1028, 283291), (2507, 116164), (2599, 112052), (5014, 58082), (5198, 56026), (5911, 49268), (10028, 29041), (10396, 28013), (11822, 24634), (12317, 23644)]