157077921

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2753}}^1$

素因数の和:2806

約数の個数: 64

約数和(自身を含む): 296110080

約数和(自身を除く): 139032159

約数列:

[1, 3, 7, 11, 13, 19, 21, 33, 39, 57, 77, 91, 133, 143, 209, 231, 247, 273, 399, 429, 627, 741, 1001, 1463, 1729, 2717, 2753, 3003, 4389, 5187, 8151, 8259, 19019, 19271, 30283, 35789, 52307, 57057, 57813, 90849, 107367, 156921, 211981, 250523, 366149, 393679, 575377, 635943, 679991, 751569, 1098447, 1181037, 1726131, 2039973, 2755753, 4027639, 4759937, 7479901, 8267259, 12082917, 14279811, 22439703, 52359307, 157077921]

約数ペア:

[(1, 157077921), (3, 52359307), (7, 22439703), (11, 14279811), (13, 12082917), (19, 8267259), (21, 7479901), (33, 4759937), (39, 4027639), (57, 2755753), (77, 2039973), (91, 1726131), (133, 1181037), (143, 1098447), (209, 751569), (231, 679991), (247, 635943), (273, 575377), (399, 393679), (429, 366149), (627, 250523), (741, 211981), (1001, 156921), (1463, 107367), (1729, 90849), (2717, 57813), (2753, 57057), (3003, 52307), (4389, 35789), (5187, 30283), (8151, 19271), (8259, 19019)]