13257120338

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{991}}^1$

素因数の和:1224

約数の個数: 96

約数和(自身を含む): 25648358400

約数和(自身を除く): 12391238062

約数列:

[1, 2, 7, 11, 14, 22, 53, 77, 106, 121, 149, 154, 242, 298, 371, 583, 742, 847, 991, 1043, 1166, 1639, 1694, 1982, 2086, 3278, 4081, 6413, 6937, 7897, 8162, 10901, 11473, 12826, 13874, 15794, 18029, 21802, 22946, 36058, 44891, 52523, 55279, 76307, 86867, 89782, 105046, 110558, 119911, 126203, 147659, 152614, 173734, 239822, 252406, 295318, 367661, 577753, 608069, 735322, 839377, 955537, 1033613, 1155506, 1216138, 1624249, 1678754, 1911074, 2067226, 3248498, 4044271, 6355283, 6688759, 7825927, 8088542, 11369743, 12710566, 13377518, 15651854, 17866739, 22739486, 35733478, 44486981, 54781489, 86085197, 88973962, 109562978, 125067173, 172170394, 250134346, 602596379, 946937167, 1205192758, 1893874334, 6628560169, 13257120338]

約数ペア:

[(1, 13257120338), (2, 6628560169), (7, 1893874334), (11, 1205192758), (14, 946937167), (22, 602596379), (53, 250134346), (77, 172170394), (106, 125067173), (121, 109562978), (149, 88973962), (154, 86085197), (242, 54781489), (298, 44486981), (371, 35733478), (583, 22739486), (742, 17866739), (847, 15651854), (991, 13377518), (1043, 12710566), (1166, 11369743), (1639, 8088542), (1694, 7825927), (1982, 6688759), (2086, 6355283), (3278, 4044271), (4081, 3248498), (6413, 2067226), (6937, 1911074), (7897, 1678754), (8162, 1624249), (10901, 1216138), (11473, 1155506), (12826, 1033613), (13874, 955537), (15794, 839377), (18029, 735322), (21802, 608069), (22946, 577753), (36058, 367661), (44891, 295318), (52523, 252406), (55279, 239822), (76307, 173734), (86867, 152614), (89782, 147659), (105046, 126203), (110558, 119911)]