28585424

素因数分解:

$2^4\times 7^2\times {\mathrm{19}}^2\times {\mathrm{101}}^1$

素因数の和:161

約数の個数: 90

約数和(自身を含む): 68669154

約数和(自身を除く): 40083730

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 49, 56, 76, 98, 101, 112, 133, 152, 196, 202, 266, 304, 361, 392, 404, 532, 707, 722, 784, 808, 931, 1064, 1414, 1444, 1616, 1862, 1919, 2128, 2527, 2828, 2888, 3724, 3838, 4949, 5054, 5656, 5776, 7448, 7676, 9898, 10108, 11312, 13433, 14896, 15352, 17689, 19796, 20216, 26866, 30704, 35378, 36461, 39592, 40432, 53732, 70756, 72922, 79184, 94031, 107464, 141512, 145844, 188062, 214928, 255227, 283024, 291688, 376124, 510454, 583376, 752248, 1020908, 1504496, 1786589, 2041816, 3573178, 4083632, 7146356, 14292712, 28585424]

約数ペア:

[(1, 28585424), (2, 14292712), (4, 7146356), (7, 4083632), (8, 3573178), (14, 2041816), (16, 1786589), (19, 1504496), (28, 1020908), (38, 752248), (49, 583376), (56, 510454), (76, 376124), (98, 291688), (101, 283024), (112, 255227), (133, 214928), (152, 188062), (196, 145844), (202, 141512), (266, 107464), (304, 94031), (361, 79184), (392, 72922), (404, 70756), (532, 53732), (707, 40432), (722, 39592), (784, 36461), (808, 35378), (931, 30704), (1064, 26866), (1414, 20216), (1444, 19796), (1616, 17689), (1862, 15352), (1919, 14896), (2128, 13433), (2527, 11312), (2828, 10108), (2888, 9898), (3724, 7676), (3838, 7448), (4949, 5776), (5054, 5656)]