491036

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:114

約数の個数: 48

約数和(自身を含む): 1128960

約数和(自身を除く): 637924

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 71, 76, 91, 133, 142, 182, 247, 266, 284, 364, 494, 497, 532, 923, 988, 994, 1349, 1729, 1846, 1988, 2698, 3458, 3692, 5396, 6461, 6916, 9443, 12922, 17537, 18886, 25844, 35074, 37772, 70148, 122759, 245518, 491036]

約数ペア:

[(1, 491036), (2, 245518), (4, 122759), (7, 70148), (13, 37772), (14, 35074), (19, 25844), (26, 18886), (28, 17537), (38, 12922), (52, 9443), (71, 6916), (76, 6461), (91, 5396), (133, 3692), (142, 3458), (182, 2698), (247, 1988), (266, 1846), (284, 1729), (364, 1349), (494, 994), (497, 988), (532, 923)]