90545917

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:154

約数の個数: 64

約数和(自身を含む): 127733760

約数和(自身を除く): 37187843

約数列:

[1, 7, 11, 23, 29, 41, 43, 77, 161, 203, 253, 287, 301, 319, 451, 473, 667, 943, 989, 1189, 1247, 1763, 1771, 2233, 3157, 3311, 4669, 6601, 6923, 7337, 8323, 8729, 10373, 10879, 12341, 13079, 13717, 19393, 27347, 28681, 40549, 51127, 51359, 72611, 76153, 91553, 96019, 135751, 191429, 200767, 283843, 300817, 315491, 357889, 446039, 562397, 1175921, 2105719, 2208437, 3122273, 3936779, 8231447, 12935131, 90545917]

約数ペア:

[(1, 90545917), (7, 12935131), (11, 8231447), (23, 3936779), (29, 3122273), (41, 2208437), (43, 2105719), (77, 1175921), (161, 562397), (203, 446039), (253, 357889), (287, 315491), (301, 300817), (319, 283843), (451, 200767), (473, 191429), (667, 135751), (943, 96019), (989, 91553), (1189, 76153), (1247, 72611), (1763, 51359), (1771, 51127), (2233, 40549), (3157, 28681), (3311, 27347), (4669, 19393), (6601, 13717), (6923, 13079), (7337, 12341), (8323, 10879), (8729, 10373)]