1277453912

素因数分解:

$2^3\times 7^2\times {\mathrm{53}}^1\times {\mathrm{61487}}^1$

素因数の和:61560

約数の個数: 48

約数和(自身を含む): 2838900960

約数和(自身を除く): 1561447048

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 53, 56, 98, 106, 196, 212, 371, 392, 424, 742, 1484, 2597, 2968, 5194, 10388, 20776, 61487, 122974, 245948, 430409, 491896, 860818, 1721636, 3012863, 3258811, 3443272, 6025726, 6517622, 12051452, 13035244, 22811677, 24102904, 26070488, 45623354, 91246708, 159681739, 182493416, 319363478, 638726956, 1277453912]

約数ペア:

[(1, 1277453912), (2, 638726956), (4, 319363478), (7, 182493416), (8, 159681739), (14, 91246708), (28, 45623354), (49, 26070488), (53, 24102904), (56, 22811677), (98, 13035244), (106, 12051452), (196, 6517622), (212, 6025726), (371, 3443272), (392, 3258811), (424, 3012863), (742, 1721636), (1484, 860818), (2597, 491896), (2968, 430409), (5194, 245948), (10388, 122974), (20776, 61487)]