277540562

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:339

約数の個数: 64

約数和(自身を含む): 492791040

約数和(自身を除く): 215250478

約数列:

[1, 2, 13, 19, 26, 38, 41, 71, 82, 142, 193, 247, 386, 494, 533, 779, 923, 1066, 1349, 1558, 1846, 2509, 2698, 2911, 3667, 5018, 5822, 7334, 7913, 10127, 13703, 15826, 17537, 20254, 27406, 35074, 37843, 47671, 55309, 75686, 95342, 102869, 110618, 150347, 178139, 205738, 260357, 300694, 356278, 520714, 561823, 719017, 1123646, 1438034, 1954511, 3384641, 3909022, 6769282, 7303699, 10674637, 14607398, 21349274, 138770281, 277540562]

約数ペア:

[(1, 277540562), (2, 138770281), (13, 21349274), (19, 14607398), (26, 10674637), (38, 7303699), (41, 6769282), (71, 3909022), (82, 3384641), (142, 1954511), (193, 1438034), (247, 1123646), (386, 719017), (494, 561823), (533, 520714), (779, 356278), (923, 300694), (1066, 260357), (1349, 205738), (1558, 178139), (1846, 150347), (2509, 110618), (2698, 102869), (2911, 95342), (3667, 75686), (5018, 55309), (5822, 47671), (7334, 37843), (7913, 35074), (10127, 27406), (13703, 20254), (15826, 17537)]