15691448948

素因数分解:

$2^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{613}}^1\times {\mathrm{2141}}^1$

素因数の和:2833

約数の個数: 72

約数和(自身を含む): 32535120744

約数和(自身を除く): 16843671796

約数列:

[1, 2, 4, 7, 14, 28, 49, 61, 98, 122, 196, 244, 427, 613, 854, 1226, 1708, 2141, 2452, 2989, 4282, 4291, 5978, 8564, 8582, 11956, 14987, 17164, 29974, 30037, 37393, 59948, 60074, 74786, 104909, 120148, 130601, 149572, 209818, 261202, 261751, 419636, 522404, 523502, 914207, 1047004, 1312433, 1828414, 1832257, 2624866, 3656828, 3664514, 5249732, 6399449, 7329028, 9187031, 12798898, 18374062, 25597796, 36748124, 64309217, 80058413, 128618434, 160116826, 257236868, 320233652, 560408891, 1120817782, 2241635564, 3922862237, 7845724474, 15691448948]

約数ペア:

[(1, 15691448948), (2, 7845724474), (4, 3922862237), (7, 2241635564), (14, 1120817782), (28, 560408891), (49, 320233652), (61, 257236868), (98, 160116826), (122, 128618434), (196, 80058413), (244, 64309217), (427, 36748124), (613, 25597796), (854, 18374062), (1226, 12798898), (1708, 9187031), (2141, 7329028), (2452, 6399449), (2989, 5249732), (4282, 3664514), (4291, 3656828), (5978, 2624866), (8564, 1832257), (8582, 1828414), (11956, 1312433), (14987, 1047004), (17164, 914207), (29974, 523502), (30037, 522404), (37393, 419636), (59948, 261751), (60074, 261202), (74786, 209818), (104909, 149572), (120148, 130601)]