1401781376

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{644201}}^1$

素因数の和:644232

約数の個数: 32

約数和(自身を含む): 2956887180

約数和(自身を除く): 1555105804

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 644201, 1288402, 2576804, 5153608, 10307216, 10951417, 20614432, 21902834, 41228864, 43805668, 82457728, 87611336, 175222672, 350445344, 700890688, 1401781376]

約数ペア:

[(1, 1401781376), (2, 700890688), (4, 350445344), (8, 175222672), (16, 87611336), (17, 82457728), (32, 43805668), (34, 41228864), (64, 21902834), (68, 20614432), (128, 10951417), (136, 10307216), (272, 5153608), (544, 2576804), (1088, 1288402), (2176, 644201)]