19130175

素因数分解:

$3^5\times 5^2\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:139

約数の個数: 72

約数和(自身を含む): 36830976

約数和(自身を除く): 17700801

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 47, 67, 75, 81, 135, 141, 201, 225, 235, 243, 335, 405, 423, 603, 675, 705, 1005, 1175, 1215, 1269, 1675, 1809, 2025, 2115, 3015, 3149, 3525, 3807, 5025, 5427, 6075, 6345, 9045, 9447, 10575, 11421, 15075, 15745, 16281, 19035, 27135, 28341, 31725, 45225, 47235, 57105, 78725, 81405, 85023, 95175, 135675, 141705, 236175, 255069, 285525, 407025, 425115, 708525, 765207, 1275345, 2125575, 3826035, 6376725, 19130175]

約数ペア:

[(1, 19130175), (3, 6376725), (5, 3826035), (9, 2125575), (15, 1275345), (25, 765207), (27, 708525), (45, 425115), (47, 407025), (67, 285525), (75, 255069), (81, 236175), (135, 141705), (141, 135675), (201, 95175), (225, 85023), (235, 81405), (243, 78725), (335, 57105), (405, 47235), (423, 45225), (603, 31725), (675, 28341), (705, 27135), (1005, 19035), (1175, 16281), (1215, 15745), (1269, 15075), (1675, 11421), (1809, 10575), (2025, 9447), (2115, 9045), (3015, 6345), (3149, 6075), (3525, 5427), (3807, 5025)]