127328656

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^2\times {\mathrm{31}}^2$

素因数の和:110

約数の個数: 135

約数和(自身を含む): 321097473

約数和(自身を除く): 193768817

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 49, 52, 56, 62, 91, 98, 104, 112, 124, 169, 182, 196, 208, 217, 248, 338, 364, 392, 403, 434, 496, 637, 676, 728, 784, 806, 868, 961, 1183, 1274, 1352, 1456, 1519, 1612, 1736, 1922, 2366, 2548, 2704, 2821, 3038, 3224, 3472, 3844, 4732, 5096, 5239, 5642, 6076, 6448, 6727, 7688, 8281, 9464, 10192, 10478, 11284, 12152, 12493, 13454, 15376, 16562, 18928, 19747, 20956, 22568, 24304, 24986, 26908, 33124, 36673, 39494, 41912, 45136, 47089, 49972, 53816, 66248, 73346, 78988, 83824, 87451, 94178, 99944, 107632, 132496, 146692, 157976, 162409, 174902, 188356, 199888, 256711, 293384, 315952, 324818, 349804, 376712, 513422, 586768, 612157, 649636, 699608, 753424, 1026844, 1136863, 1224314, 1299272, 1399216, 2053688, 2273726, 2448628, 2598544, 4107376, 4547452, 4897256, 7958041, 9094904, 9794512, 15916082, 18189808, 31832164, 63664328, 127328656]

約数ペア:

[(1, 127328656), (2, 63664328), (4, 31832164), (7, 18189808), (8, 15916082), (13, 9794512), (14, 9094904), (16, 7958041), (26, 4897256), (28, 4547452), (31, 4107376), (49, 2598544), (52, 2448628), (56, 2273726), (62, 2053688), (91, 1399216), (98, 1299272), (104, 1224314), (112, 1136863), (124, 1026844), (169, 753424), (182, 699608), (196, 649636), (208, 612157), (217, 586768), (248, 513422), (338, 376712), (364, 349804), (392, 324818), (403, 315952), (434, 293384), (496, 256711), (637, 199888), (676, 188356), (728, 174902), (784, 162409), (806, 157976), (868, 146692), (961, 132496), (1183, 107632), (1274, 99944), (1352, 94178), (1456, 87451), (1519, 83824), (1612, 78988), (1736, 73346), (1922, 66248), (2366, 53816), (2548, 49972), (2704, 47089), (2821, 45136), (3038, 41912), (3224, 39494), (3472, 36673), (3844, 33124), (4732, 26908), (5096, 24986), (5239, 24304), (5642, 22568), (6076, 20956), (6448, 19747), (6727, 18928), (7688, 16562), (8281, 15376), (9464, 13454), (10192, 12493), (10478, 12152)]