2686209988

素因数分解:

$2^2\times 7^4\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{541}}^1$

素因数の和:631

約数の個数: 120

約数和(自身を含む): 6121148544

約数和(自身を除く): 3434938556

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 47, 49, 77, 94, 98, 154, 188, 196, 308, 329, 343, 517, 539, 541, 658, 686, 1034, 1078, 1082, 1316, 1372, 2068, 2156, 2164, 2303, 2401, 3619, 3773, 3787, 4606, 4802, 5951, 7238, 7546, 7574, 9212, 9604, 11902, 14476, 15092, 15148, 16121, 23804, 25333, 25427, 26411, 26509, 32242, 41657, 50666, 50854, 52822, 53018, 64484, 83314, 101332, 101708, 105644, 106036, 112847, 166628, 177331, 177989, 185563, 225694, 279697, 291599, 354662, 355978, 371126, 451388, 559394, 583198, 709324, 711956, 742252, 1118788, 1166396, 1241317, 1245923, 1298941, 1957879, 2041193, 2482634, 2491846, 2597882, 3915758, 4082386, 4965268, 4983692, 5195764, 7831516, 8164772, 8721461, 13705153, 14288351, 17442922, 27410306, 28576702, 34885844, 54820612, 57153404, 61050227, 95936071, 122100454, 191872142, 244200908, 383744284, 671552497, 1343104994, 2686209988]

約数ペア:

[(1, 2686209988), (2, 1343104994), (4, 671552497), (7, 383744284), (11, 244200908), (14, 191872142), (22, 122100454), (28, 95936071), (44, 61050227), (47, 57153404), (49, 54820612), (77, 34885844), (94, 28576702), (98, 27410306), (154, 17442922), (188, 14288351), (196, 13705153), (308, 8721461), (329, 8164772), (343, 7831516), (517, 5195764), (539, 4983692), (541, 4965268), (658, 4082386), (686, 3915758), (1034, 2597882), (1078, 2491846), (1082, 2482634), (1316, 2041193), (1372, 1957879), (2068, 1298941), (2156, 1245923), (2164, 1241317), (2303, 1166396), (2401, 1118788), (3619, 742252), (3773, 711956), (3787, 709324), (4606, 583198), (4802, 559394), (5951, 451388), (7238, 371126), (7546, 355978), (7574, 354662), (9212, 291599), (9604, 279697), (11902, 225694), (14476, 185563), (15092, 177989), (15148, 177331), (16121, 166628), (23804, 112847), (25333, 106036), (25427, 105644), (26411, 101708), (26509, 101332), (32242, 83314), (41657, 64484), (50666, 53018), (50854, 52822)]