157157248

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{72223}}^1$

素因数の和:72254

約数の個数: 32

約数和(自身を含む): 331508160

約数和(自身を除く): 174350912

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 72223, 144446, 288892, 577784, 1155568, 1227791, 2311136, 2455582, 4622272, 4911164, 9244544, 9822328, 19644656, 39289312, 78578624, 157157248]

約数ペア:

[(1, 157157248), (2, 78578624), (4, 39289312), (8, 19644656), (16, 9822328), (17, 9244544), (32, 4911164), (34, 4622272), (64, 2455582), (68, 2311136), (128, 1227791), (136, 1155568), (272, 577784), (544, 288892), (1088, 144446), (2176, 72223)]