28927184

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1$

素因数の和:348

約数の個数: 80

約数和(自身を含む): 67495680

約数和(自身を除く): 38568496

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 47, 52, 88, 94, 104, 143, 176, 188, 208, 269, 286, 376, 517, 538, 572, 611, 752, 1034, 1076, 1144, 1222, 2068, 2152, 2288, 2444, 2959, 3497, 4136, 4304, 4888, 5918, 6721, 6994, 8272, 9776, 11836, 12643, 13442, 13988, 23672, 25286, 26884, 27976, 38467, 47344, 50572, 53768, 55952, 76934, 101144, 107536, 139073, 153868, 164359, 202288, 278146, 307736, 328718, 556292, 615472, 657436, 1112584, 1314872, 1807949, 2225168, 2629744, 3615898, 7231796, 14463592, 28927184]

約数ペア:

[(1, 28927184), (2, 14463592), (4, 7231796), (8, 3615898), (11, 2629744), (13, 2225168), (16, 1807949), (22, 1314872), (26, 1112584), (44, 657436), (47, 615472), (52, 556292), (88, 328718), (94, 307736), (104, 278146), (143, 202288), (176, 164359), (188, 153868), (208, 139073), (269, 107536), (286, 101144), (376, 76934), (517, 55952), (538, 53768), (572, 50572), (611, 47344), (752, 38467), (1034, 27976), (1076, 26884), (1144, 25286), (1222, 23672), (2068, 13988), (2152, 13442), (2288, 12643), (2444, 11836), (2959, 9776), (3497, 8272), (4136, 6994), (4304, 6721), (4888, 5918)]