78193948

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2693}}^1$

素因数の和:2782

約数の個数: 48

約数和(自身を含む): 168364224

約数和(自身を除く): 90170276

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 61, 68, 119, 122, 238, 244, 427, 476, 854, 1037, 1708, 2074, 2693, 4148, 5386, 7259, 10772, 14518, 18851, 29036, 37702, 45781, 75404, 91562, 164273, 183124, 320467, 328546, 640934, 657092, 1149911, 1281868, 2299822, 2792641, 4599644, 5585282, 11170564, 19548487, 39096974, 78193948]

約数ペア:

[(1, 78193948), (2, 39096974), (4, 19548487), (7, 11170564), (14, 5585282), (17, 4599644), (28, 2792641), (34, 2299822), (61, 1281868), (68, 1149911), (119, 657092), (122, 640934), (238, 328546), (244, 320467), (427, 183124), (476, 164273), (854, 91562), (1037, 75404), (1708, 45781), (2074, 37702), (2693, 29036), (4148, 18851), (5386, 14518), (7259, 10772)]