8709428

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 19079424

約数和(自身を除く): 10369996

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 71, 91, 142, 182, 284, 337, 364, 497, 674, 923, 994, 1348, 1846, 1988, 2359, 3692, 4381, 4718, 6461, 8762, 9436, 12922, 17524, 23927, 25844, 30667, 47854, 61334, 95708, 122668, 167489, 311051, 334978, 622102, 669956, 1244204, 2177357, 4354714, 8709428]

約数ペア:

[(1, 8709428), (2, 4354714), (4, 2177357), (7, 1244204), (13, 669956), (14, 622102), (26, 334978), (28, 311051), (52, 167489), (71, 122668), (91, 95708), (142, 61334), (182, 47854), (284, 30667), (337, 25844), (364, 23927), (497, 17524), (674, 12922), (923, 9436), (994, 8762), (1348, 6461), (1846, 4718), (1988, 4381), (2359, 3692)]