127841408

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{23227}}^1$

素因数の和:23284

約数の個数: 32

約数和(自身を含む): 260618160

約数和(自身を除く): 132776752

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 344, 688, 1376, 2752, 5504, 23227, 46454, 92908, 185816, 371632, 743264, 998761, 1486528, 1997522, 2973056, 3995044, 7990088, 15980176, 31960352, 63920704, 127841408]

約数ペア:

[(1, 127841408), (2, 63920704), (4, 31960352), (8, 15980176), (16, 7990088), (32, 3995044), (43, 2973056), (64, 1997522), (86, 1486528), (128, 998761), (172, 743264), (344, 371632), (688, 185816), (1376, 92908), (2752, 46454), (5504, 23227)]