666141387

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{569}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 1000719360

約数和(自身を除く): 334577973

約数列:

[1, 3, 19, 23, 47, 57, 69, 141, 361, 437, 569, 893, 1081, 1083, 1311, 1707, 2679, 3243, 8303, 10811, 13087, 16967, 20539, 24909, 26743, 32433, 39261, 50901, 61617, 80229, 205409, 248653, 390241, 508117, 615089, 616227, 745959, 1170723, 1524351, 1845267, 4724407, 9654223, 11686691, 14173221, 28962669, 35060073, 222047129, 666141387]

約数ペア:

[(1, 666141387), (3, 222047129), (19, 35060073), (23, 28962669), (47, 14173221), (57, 11686691), (69, 9654223), (141, 4724407), (361, 1845267), (437, 1524351), (569, 1170723), (893, 745959), (1081, 616227), (1083, 615089), (1311, 508117), (1707, 390241), (2679, 248653), (3243, 205409), (8303, 80229), (10811, 61617), (13087, 50901), (16967, 39261), (20539, 32433), (24909, 26743)]