15691641427

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{727}}^1\times {\mathrm{1499}}^1$

素因数の和:2272

約数の個数: 48

約数和(自身を含む): 20913984000

約数和(自身を除く): 5222342573

約数列:

[1, 7, 11, 17, 77, 119, 121, 187, 727, 847, 1309, 1499, 2057, 5089, 7997, 10493, 12359, 14399, 16489, 25483, 55979, 86513, 87967, 115423, 135949, 178381, 181379, 280313, 615769, 951643, 1089773, 1269653, 1495439, 1962191, 3083443, 7628411, 10468073, 11987503, 18526141, 21584101, 83912521, 129682987, 131862533, 203787551, 923037731, 1426512857, 2241663061, 15691641427]

約数ペア:

[(1, 15691641427), (7, 2241663061), (11, 1426512857), (17, 923037731), (77, 203787551), (119, 131862533), (121, 129682987), (187, 83912521), (727, 21584101), (847, 18526141), (1309, 11987503), (1499, 10468073), (2057, 7628411), (5089, 3083443), (7997, 1962191), (10493, 1495439), (12359, 1269653), (14399, 1089773), (16489, 951643), (25483, 615769), (55979, 280313), (86513, 181379), (87967, 178381), (115423, 135949)]